SMC 7904BRA - Router

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USER MANUAL 7904BRA SMC

From SMC's line of award-winning connectivity solutions

Information furnished is believed to be accurate and reliable. However, no responsibility is assumed by our company for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of our company. We reserve the right to change specifications at any time without notice.

Copyright © 2004 by

SMC Networks, Inc.

38 Tesla

Irvine, CA 92618

All rights reserved.

LIMITED WARRANTY

Limited Warranty Statement: SMC Networks, Inc. ("SMC") warrants its products to be free from defects in workmanship and materials, under normal use and service, for the applicable warranty term. All SMC products carry a standard 90-day limited warranty from the date of purchase from SMC or its Authorized Reseller. SMC may, at its own discretion, repair or replace any product not operating as warranted with a similar or functionally equivalent product, during the applicable warranty term. SMC will endeavor to repair or replace any product returned under warranty within 30 days of receipt of the product.

The standard limited warranty can be upgraded to a Limited Lifetime* warranty by registering new products within 30 days of purchase from SMC or its Authorized Reseller. Registration can be accomplished via the enclosed product registration card or online via the SMC Web site. Failure to register will not affect the standard limited warranty. The Limited Lifetime warranty covers a product during the Life of that Product, which is defined as the period of time during which the product is an "Active" SMC product. A product is considered to be "Active" while it is listed on the current SMC price list. As new technologies emerge, older technologies become obsolete and SMC will, at its discretion, replace an older product in its product line with one that incorporates these newer technologies. At that point, the obsolete product is discontinued and is no longer an "Active" SMC product. A list of discontinued products with their respective dates of discontinuance can be found at:

http://www.smc.com/index.cfm?action customer_service_warranty.

All products that are replaced become the property of SMC. Replacement products may be either new or reconditioned. Any replaced or repaired product carries either a 30-day limited warranty or the remainder of the initial warranty, whichever is longer. SMC is not responsible for any custom software or firmware, configuration information, or memory data of Customer contained in, stored on, or integrated with any products returned to SMC pursuant to any warranty. Products returned to SMC should have any customer-installed accessory or add-on components, such as expansion modules, removed prior to returning the product for replacement. SMC is not responsible for these items if they are returned with the product.

Customers must contact SMC for a Return Material Authorization number prior to returning any product to SMC. Proof of purchase may be required. Any product returned to SMC without a valid Return Material Authorization (RMA) number clearly marked on the outside of the package will be returned to customer at customer's expense. For warranty claims within North America, please call our toll-free customer support number at (800) 762-4968. Customers are responsible for all shipping charges from their facility to SMC. SMC is responsible for return shipping charges from SMC to customer.

WARRANTIES EXCLUSIVE: IF AN SMC PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE, CUSTOMER'S SOLE REMEDY SHALL BE REPAIR OR REPLACEMENT OF THE PRODUCT IN QUESTION, AT SMC'S OPTION. THE FOREGOING WARRANTY AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL OTHER WARRANTYES OR CONDITIONS, EXPRESS OR IMPLIED, EITHER IN FACT OR BY OPERATION OF LAW, STATUTORY OR OTHERWISE, INCLUDING WARRANTYES OR CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. SMC NEITHER ASSUMES NOR AUTHORIZES ANY OTHER PERSON TO ASSUME FOR IT ANY OTHER LIABILITY IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE OR USE OF ITS PRODUCTS. SMC SHALL NOT BE LIABLE UNDER THIS WARRANTY IF ITS TESTING AND EXAMINATION DISCLOSE THE ALLEGED DEFECT IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER'S OR ANY THIRD PERSON'S MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTING, UNAUTHORIZED ATTEMPTS TO REPAIR, OR ANY OTHER CAUSE BEYOND THE RANGE OF THE INTENDED USE, OR BY ACCIDENT, FIRE, LIGHTNING, OR OTHER HAZARD.

LIMITATION OF LIABILITY: IN NO EVENT, WHETHER BASED IN CONTRACT OR TORT (INCLUDING NEGLIGENCE), SHALL SMC BE LIABLE FOR INCIDENTAL, CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE DAMAGES OF ANY KIND, OR FOR LOSS OF REVENUE, LOSS OF BUSINESS, OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE, USE, PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF SMC OR ITS AUTHORIZATION RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

SOME STATES DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTYES OR THE LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR CONSUMER PRODUCTS, SO THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, WHICH MAY VARY FROM STATE TO STATE. NOTHING IN THIS WARRANTY SHALL BE TAKEN TO AFFECT YOUR STATUTORY RIGHTS.

  • SMC will provide warranty service for one year following discontinuance from the active SMC price list. Under the limited lifetime warranty, internal and external power supplies, fans, and cables are covered by a standard one-year warranty from date of purchase.

SMC Networks, Inc.

38 Tesla Irvine, CA 92618

Federal Communication Commission Interference Statement

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with instructions, may cause harmful interference to radio communications. However, there is no guarantee that the interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna
- Increase the separation between the equipment and receiver
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected
- Consult the dealer or an experienced radio/TV technician for help

FCC Caution: To assure continued compliance, (example - use only shielded interface cables when connecting to computer or peripheral devices) any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

IMPORTANT STATEMENT FCC Radiation Exposure Statement

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm (8 in) between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

FCC - Part 68

This equipment complies with Part 68 of the FCC rules. This equipment comes with a label attached to it that contains, among other information, the FCC registration number and ringer equivalence number (REN) for this equipment. If requested, this information must be provided to the telephone company.

This equipment uses the following USOC jacks: RJ-11C.

The REN is used to determine the quantity of devices that may be connected to the telephone line. Excessive RENs on the telephone line may result in the devices not ringing in response to an incoming call. In most, but not all areas, the sum of the RENs should not exceed five (5.0). To be certain of the number of devices that may be connected to the line, as determined by the total RENs, contact the telephone company to determine the maximum REN for the calling area.

If this equipment causes harm to the telephone network, the telephone company will notify you in advance that temporary discontinuance of service may be required. If advance notice is not practical, the telephone company will notify the customer as soon as possible. Also, you will be advised of your right to file a complaint with the FCC if you believe it is necessary.

The telephone company may make changes in its facilities, equipment, operations, or procedures that will provide advance notice in order for you to make the necessary modifications in order to maintain uninterrupted service.

If trouble is experienced with this equipment, please contact our company at the numbers shown on back of this manual for repair and warranty information. If the trouble is causing harm to the telephone network, the telephone company may request you to remove the equipment from the network until the problem is resolved.

No repairs may be done by the customer.

This equipment cannot be used on telephone company-provided coin service. Connection to Party Line Service is subject to state tariffs.

When programming and/or making test calls to emergency numbers:

  • Remain on the line and briefly explain to the dispatcher the reason for the call.
  • Perform such activities in off-peak hours such as early morning or late evenings.

The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device to send any message via a telephone facsimile machine unless such message clearly contains, in a margin at the top or bottom of each transmitted page or on the first page of the transmission the date and time it is sent and an identification of the business, other entity, or individual sending the message and the telephone number of the sending machine or such business, other entity, or individual.

In order to program this information into your facsimile, refer to your communications software user manual.

Industry Canada - Class B

This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard entitled "Digital Apparatus," ICES-003 of Industry Canada.

EC Conformance Declaration (C E)

Marking by the above symbol indicates compliance with the Essential Requirements of the R&TTE Directive of the European Union (1999/5/EC). This equipment meets the following conformance standards:

EN 300 328-1 December 2001 V1.3.1

EN 300 328-2 December 2001 V1.2.1

EN 301 489-1 September 2001 V1.4.1

EN 301 489-17 September 2000 V1.2.1

EN 60950 January 2000

Safety Compliance

Features and Benefits 1-1

Applications 1-2

2 Installation 2-1

Package Contents 2-1

System Requirements 2-2

Hardware Description 2-2

LED Indicators 2-4

ISP Settings 2-5

Connect the System 2-5

Connect the ADSL Line 2-5

Phone Line Configuration 2-6

Attach to Your Network Using Ethernet Cabling 2-8

Connect the Power Adapter 2-8

3 Configuring Client PC 3-1

TCP/IP Configuration 3-2

Windows 98/Me 3-3

Disable HTTP Proxy 3-5

Obtain IP Settings from Your Barricade ADSL Router 3-7

Windows NT 4.0 3-8

Disable HTTP Proxy 3-10

Obtain IP Settings from Your Barricade ADSL Router 3-10

Windows 2000 3-12

Disable HTTProxy 3-13

Obtain IP Settings from Your Barricade ADSL Router 3-13

Windows XP 3-15

Disable HTTP Proxy 3-16

Obtain IP Settings from Your Barricade ADSL Router 3-16

Configuring Your Macintosh Computer 3-17

Disable HTTProxy 3-18

4 Configuring the Barricade ADSL Router 4-1

Navigating the Management Interface 4-2

Making Configuration Changes 4-3

Setup Wizard 4-4

Time Zone 4-4

Parameters Setting 4-5

Confirm 4-6

Parameter Setting - Country or ISP Not Listed 4-8

Advanced Setup 4-15

System 4-17

WAN 4-20

LAN 4-29

VLAN 4-30

NAT 4-31

Routing 4-36

Firewall 4-40

SNMP 4-53

UPnP 4-55

ADSL 4-56

DDNS 4-60

TOOLS 4-61

Status 4-65

Finding the MAC address of a Network Card 4-68

Windows 98/ME 4-68

Windows NT4/2000/XP 4-68

Macintosh 4-68

Linux 4-68

A Troubleshooting A-1
B Cables B-1

Ethernet Cable B-1

Specifications B-1
Wiring Conventions B-1
RJ-45 Port Connection B-2
Pin Assignments B-3

ADSL Cable B-4

Specifications B-4
Wiring Conventions B-4

C Specifications C-1

TABLE OF CONTENTS

Congratulations on your purchase of the Barricade ADSL Router. We are proud to provide you with a powerful yet simple communication device for connecting your local area network (LAN) to the Internet. For those who want to surf the Internet in the most secure way, this router provides a convenient and powerful solution.

About the Barricade ADSL Router

The Barricade ADSL Router provides Internet access to multiple users by sharing a single-user account. This new technology provides many secure and cost-effective functions. It is simple to configure and can be up and running in minutes.

Features and Benefits

  • Internet connection to an ADSL modem via an RJ-11 ADSL port
  • Local network connection via four 10/100 Mbps Ethernet ports
  • DHCP for dynamic IP configuration, and DNS for domain name mapping

  • Firewall with Stateful Packet Inspection, client privileges, intrusion detection, and NAT

  • NAT also enables multi-user Internet access via a single user account, and virtual server functionality (providing protected access to Internet services such as web, FTP, email, and Telnet)
    VPN pass-through (IPSec-ESP Tunnel mode, L2TP, PPTP)
  • User-definable application sensing tunnel supports applications requiring multiple connections
  • Easy setup through a web browser on any operating system that supports TCP/IP
  • Compatible with all popular Internet applications

Applications

Many advanced networking features are provided by the Barricade ADSL Router:

- Fast Ethernet LAN

The Barricade ADSL Router provides connectivity to 10/100 Mbps Ethernet devices, making it easy to create a network in small offices or homes.

- Internet Access

This device supports Internet access through an ADSL connection. Since many DSL providers use PPPoE or PPPoA to establish communications with end users, the Barricade ADSL Router includes built-in clients for these protocols, eliminating the need to install these services on your computer.

- Shared IP Address

The Barricade ADSL Router provides Internet access for up to 253 users via a single shared IP address. Using only one ISP account, multiple users on your network can browse the web at the same time.

Virtual Server

If you have a fixed IP address, you can set the Barricade ADSL Router to act as a virtual host for network address translation. Remote users access various services at your site using a constant IP address. Then, depending on the requested service (or port number), the Barricade ADSL Router can route the request to the appropriate server (at another internal IP address). This secures your network from direct attack by hackers, and provides more flexible management by allowing you to change internal IP addresses without affecting outside access to your network.

- DMZ Host Support

Allows a networked computer to be fully exposed to the Internet. This function is used when NAT and firewall security prevent an Internet application from functioning correctly.

Security

The Barricade ADSL Router supports security features that deny Internet access to specified users, or filter all requests for specific services that the administrator does not want to serve. The Barricade ADSL Router's firewall also blocks common hacker attacks, including IP Spoofing, Land Attack, Ping of Death, IP with zero length, Smurf Attack, UDP port loopback, Snork Attack, TCP null scan, and TCP SYN flooding.

Before installing the Barricade ADSL Router, verify that you have all the items listed under the Package Contents list. If any of the items are missing or damaged, contact your local distributor. Also be sure that you have all the necessary cabling before installing the Barricade ADSL Router. After installing the Barricade ADSL Router, refer to "Configuring the Barricade ADSL Router" on page 4-1.

Package Contents

After unpacking the Barricade ADSL Router, check the contents of the box to be sure you have received the following components:

  • Barricade ADSL Router
    Power adapter
    One CAT-5 Ethernet cable (RJ-45)
    Telephone patch cable (RJ-11)
    Documentation CD
    Quick Installation Guide

Immediately inform your dealer in the event of any incorrect, missing, or damaged parts. If possible, please retain the carton and original packing materials in case there is a need to return the product.

System Requirements

You must meet the following minimum requirements:

  • ADSL line installed by your Internet Service Provider.
  • A PC using a fixed IP address or dynamic IP address assigned via DHCP, as well as a gateway server address and DNS server address from your service provider.
  • A computer equipped with a 10/100 Mbps network adapter or a USB-to-Ethernet converter.
  • TCP/IP network protocols installed on each PC that will access the Internet.
  • A Java-enabled web browser, such as Microsoft Internet Explorer 5.5 or above, installed on one PC at your site for configuring the Barricade ADSL Router.

Hardware Description

The Barricade ADSL Router contains an integrated ADSL modem and connects to the Internet or to a remote site using its RJ-11 port. It can be connected directly to your PC or to a local area network using any of the four Fast Ethernet LAN ports.

Data passing between devices connected to your local area network can run at up to 100 Mbps over the Fast Ethernet ports.

The Barricade ADSL Router includes an LED display on the front panel for system power and port indications that simplifies installation and network troubleshooting. It also provides the following ports on the rear panel:

SMC 7904BRA - Hardware Description - 1

Figure 2-1. Rear Panel

ItemDescription
LAN PortsFast Ethernet ports (RJ-45). Connect devices on your local area network to these ports (i.e., a PC, hub, or switch).
Power buttonPress this button to turn on/turn off the Barricade ADSL Router.
Reset ButtonUse this button to reset the power and restore the default factory settings. To reset without losing configuration settings, see “Reset” on page 4-64.
Power InletConnect the included power adapter to this inlet. Warning: Using the wrong type of power adapter may damage the Barricade ADSL Router.
ADSL PortWAN port (RJ-11). Connect your ADSL line to this port.

LED Indicators

The power and port LED indicators on the front panel are illustrated by the following figure and table.

SMC 7904BRA - LED Indicators - 1
Figure 2-2. Front Panel

LEDStatusDescription
PWROnThe Barricade ADSL Router is receiving power. Normal operation.
OffPower off or failure.
DSLOnADSL connection is functioning correctly.
FlashingThe Barricade ADSL Router is establishing an ADSL link.
OffADSL connection is not established.
OnlineOnPPPoE/PPPoA connection is on.
OffPPPoE/PPPoA connection is off.
LAN(4 LEDs)OnEthernet connection is established.
FlashingThe indicated LAN port is sending or receiving data.
OffThere is no LAN connection on the port.

ISP Settings

Please collect the following information from your ISP before setting up the Barricade ADSL Router:

  • ISP account user name and password
  • Protocol, encapsulation and VPI/VCI circuit numbers
    DNS server address
  • IP address, subnet mask and default gateway (for fixed IP users only)

Connect the System

The Barricade ADSL Router can be positioned at any convenient location in your office or home. No special wiring or cooling requirements are needed. You should, however, comply with the following guidelines:

  • Keep the Barricade ADSL Router away from any heating devices.
  • Do not place the Barricade ADSL Router in a dusty or wet environment.

You should also remember to turn off the power, remove the power cord from the outlet, and keep your hands dry when you install the Barricade ADSL Router.

Connect the ADSL Line

Connect the supplied RJ-11 cable from the ADSL Microfilter/Splitter to the ADSL port on your Barricade ADSL Router. When inserting an ADSL RJ-11 plug, be sure the tab on the plug clicks into position to ensure that it is properly seated.

Phone Line Configuration

Installing a Full-Rate Connection

If you are using a full-rate (G.dmt) connection, your service provider will attach the outside ADSL line to a data/voice splitter. In this case you can connect your phones and computer directly to the splitter as shown below:

SMC 7904BRA - Installing a Full-Rate Connection - 1
Figure 2-3. Installing with a Splitter

Installing a Splitterless Connection

If you are using a splitterless (G.lite) connection, then your service provider will attach the outside ADSL line directly to your phone system. In this case you can connect your phones and computer directly to the incoming ADSL line, but you will have to add low-pass filters to your phones as shown below:

SMC 7904BRA - Installing a Splitterless Connection - 1
Figure 2-4. Installing without a Splitter

Attach to Your Network Using Ethernet Cabling

The four LAN ports on the Barricade ADSL Router auto-negotiate the connection speed to 10 Mbps Ethernet or 100 Mbps Fast Ethernet, as well as the transmission mode to half duplex or full duplex.

Use RJ-45 cables to connect any of the four LAN ports on the Barricade ADSL Router to an Ethernet adapter on your PC. Otherwise, cascade any of the LAN ports on the Barricade ADSL Router to an Ethernet hub or switch, and then connect your PC or other network equipment to the hub or switch. When inserting an RJ-45 connector, be sure the tab on the connector clicks into position to ensure that it is properly seated.

Warning: Do not plug a phone jack connector into an RJ-45 port. This may damage the Barricade ADSL Router.

Notes: 1. Use 100-ohm shielded or unshielded twisted-pair cable with RJ-45 connectors for all Ethernet ports. Use Category 3, 4, or 5 for connections that operate at 10 Mbps, and Category 5 for connections that operate at 100 Mbps.

  1. Make sure each twisted-pair cable length does not exceed 100 meters (328 feet).

Connect the Power Adapter

Plug the power adapter into the power socket on the rear of the Barricade ADSL Router, and the other end into a power outlet.

Check the power indicator on the front panel is lit. If the power indicator is not lit, refer to "Troubleshooting" on page A-1.

In case of a power input failure, the Barricade ADSL Router will automatically restart and begin to operate once the input power is restored.

After completing hardware setup by connecting all your network devices, you need to configure your computer to connect to the Barricade ADSL Router. First determine how your ISP issues your IP address. Many ISPs issue these numbers automatically using Dynamic Host Configuration Protocol (DHCP). Other ISPs provide a static IP address and associated numbers, which you must enter manually. How your ISP assigns your IP address determines how you need to configure your computer.

Depending on your operating system see:

this section for Windows 95/98/Me configuration.

"Windows NT 4.0" on page 3-8,

"Windows 2000" on page 3-12,

"Windows XP" on page 3-15, or

"Configuring Your Macintosh Computer" on page 3-17.

TCP/IP Configuration

To access the Internet through the Barricade ADSL Router, you must configure the network settings of the computers on your LAN to use the same IP subnet as the Barricade ADSL Router. The default IP settings for the Barricade ADSL Router are:

IP Address192.168.2.1
Subnet Mask255.255.255.0
DHCP functionEnable
DHCP IP Pool Range192.168.2.2 to 192.168.2.254

Note: These settings can be changed to fit your network requirements, but you must first configure at least one computer to access the Barricade ADSL Router's web configuration interface in order to make the required changes. (See "Configuring the Barricade ADSL Router" on page 4-1 for instruction on configuring the Barricade ADSL Router.)

Windows 98/Me

You may find that the instructions in this section do not exactly match your version of Windows. This is because these steps and screen shots were created from Windows 98. Windows Millennium Edition is similar, but not identical, to Windows 98.

  1. On the Windows desktop, click Start/Settings/Control Panel.

SMC 7904BRA - Windows 98/Me - 1

  1. In Control Panel, double-click the Network icon.

SMC 7904BRA - Windows 98/Me - 2

  1. In the Network window, under the Configuration tab, double-click the TCP/IP item listed for your network card.
  2. In the TCP/IP window, select the IP Address tab. If "Obtain an IP address automatically" is already selected, your computer is already configured for DHCP. If not, select this option.

SMC 7904BRA - Windows 98/Me - 3

  1. Windows may need your Windows 98/Me CD to copy some files. After it finishes copying, it will prompt you to restart

your system. Click Yes and your computer will restart.

SMC 7904BRA - Windows 98/Me - 4

TCP/IP Configuration Setting

Primary DNS Server

Secondary DNS Server

Default Gateway

Host Name

Disable HTTP Proxy

You need to verify that the "HTTP Proxy" feature of your web browser is disabled. This is so that your browser can view the Barricade ADSL

Router's HTML configuration pages. The following steps are for Internet Explorer.

Internet Explorer

  1. Open Internet Explorer.

  2. Click the Stop button, then click Tools/Internet Options.

SMC 7904BRA - Internet Explorer - 1

  1. In the Internet Options window, click the Connections tab. Next, click the LAN Settings... button.

SMC 7904BRA - Internet Explorer - 2

  1. Clear all the check boxes.
  2. Click OK, and then click OK again to close the Internet Options window.

SMC 7904BRA - Internet Explorer - 3

Obtain IP Settings from Your Barricade ADSL Router

Now that you have configured your computer to connect to your Barricade ADSL Router, it needs to obtain new network settings. By releasing old DHCP IP settings and renewing them with settings from your Barricade ADSL Router, you can also verify that you have configured your computer correctly.

  1. On the Windows desktop, click Start/Run...

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 1

  1. Type "WINIPCFG" and click OK. It may take a second or two for the IP Configuration window to appear.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 2

  1. In the IP Configuration window, select your network card from the drop down menu. Click Release and then click Renew. Verify that your IP address is now 192.168.2.xxx (2-254), your Subnet Mask is 255.255.255.0 and your Default Gateway is

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 3

192.168.2.1. These values confirm that your Barricade ADSL Router is functioning. Click OK to close the IP Configuration window.

Windows NT 4.0

  1. On the Windows desktop, click Start/Settings/Control Panel.

SMC 7904BRA - Windows NT 4.0 - 1

  1. Double-click the Network icon.

SMC 7904BRA - Windows NT 4.0 - 2

  1. In the Network window, Select the Protocols tab. Double-click TCP/IP Protocol.
  2. When the Microsoft TCP/IP Properties window open, select the IP Address tab.
  3. In the Adapter drop down list, be sure your Ethernet adapter is selected.
  4. If "Obtain an IP address automatically" is already selected, your computer is already configured for DHCP. If not, select this option and click "Apply."

  5. Click the DNS tab to see the primary and secondary DNS servers. Record these values, and then click "Remove." Click "Apply", and then "OK."

SMC 7904BRA - Windows NT 4.0 - 3

SMC 7904BRA - Windows NT 4.0 - 4

  1. Windows may copy some files, and will then prompt you to restart your system. Click Yes and your computer will shut down and restart.

TCP/IP Configuration Setting

Default Gateway

Primary DNS Server

Secondary DNS Server

Host Name

Disable HTTP Proxy

You need to verify that the "HTTP Proxy" feature of your web browser is disabled. This is so that your browser can view the Barricade ADSL Router's HTML configuration pages (refer to "Internet Explorer" on page 3-5).

Obtain IP Settings from Your Barricade ADSL Router

Now that you have configured your computer to connect to your Barricade ADSL Router, it needs to obtain new network settings. By releasing old DHCP IP settings and renewing them with settings from your Barricade ADSL Router, you will verify that you have configured your computer correctly.

  1. On the Windows desktop, click Start/Programs/ Command Prompt.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 1

  1. In the Command Prompt window, type "IPCONFIG /RELEASE" and press the ENTER key.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 2

  1. Type "IPCONFIG /RENEW" and press the ENTER key. Verify that your IP Address is now 192.168.2.xxx, your Subnet Mask is 255.255.255.0 and your Default Gateway is 192.168.2.1. These values confirm that your Barricade ADSL Router is functioning.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 3

  1. Type "EXIT" and press the ENTER key to close the Command Prompt window.

Your computer is now configured to connect to the Barricade ADSL Router.

Windows 2000

  1. On the Windows desktop, click Start/Settings/Network and Dial-Up Connections.
  2. Click the icon that corresponds to the connection to your Barricade ADSL Router.
  3. The connection status screen will open. Click Properties.

SMC 7904BRA - Windows 2000 - 1

  1. Double-click Internet Protocol (TCP/IP).
  2. If "Obtain an IP address automatically" and "Obtain DNS server address automatically" are already selected, your computer is already configured for DHCP. If not, select this option.

SMC 7904BRA - Windows 2000 - 2

Disable HTTP Proxy

You need to verify that the "HTTProxy" feature of your web browser is disabled. This is so that your browser can view the Barricade ADSL Router's HTML configuration pages (refer to "Internet Explorer" on page 3-5).

Obtain IP Settings from Your Barricade ADSL Router

Now that you have configured your computer to connect to your Barricade ADSL Router, it needs to obtain new network settings. By releasing old DHCP IP settings and renewing them with settings from your Barricade ADSL Router, you can verify that you have configured your computer correctly.

  1. On the Windows desktop, click Start/Programs/ Accessories/Command Prompt.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 1

  1. In the Command Prompt window, type "IPCONFIG /RELEASE" and press the ENTER key.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 2

  1. Type "IPCONFIG /RENEW" and press the ENTER key. Verify that your IP Address is now 192.168.2.xxxx, your Subnet Mask is 255.255.255.0 and your Default Gateway is 192.168.2.1. These values confirm that your Barricade ADSL Router is functioning.

SMC 7904BRA - Obtain IP Settings from Your Barricade ADSL Router - 3

  1. Type "EXIT" and press the ENTER key to close the Command Prompt window.

Your computer is now configured to connect to the Barricade ADSL Router.

Windows XP

  1. On the Windows desktop, click Start/Control Panel.
  2. In the Control Panel window, click Network and Internet Connections.
  3. The Network Connections window will open. Double-click the connection for this device.
  4. On the connection status screen, click Properties.
  5. Double-click Internet Protocol (TCP/IP).
  6. If "Obtain an IP address automatically" and "Obtain DNS server address automatically" are already selected, your computer is already configured for DHCP. If not, select this option.

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Disable HTTP Proxy

You need to verify that the "HTTP Proxy" feature of your web browser is disabled. This is so that your browser can view the Barricade ADSL Router's HTML configuration pages (refer to "Internet Explorer" on page 3-5).

Obtain IP Settings from Your Barricade ADSL Router

Now that you have configured your computer to connect to your Barricade ADSL Router, it needs to obtain new network settings. By releasing old DHCP IP settings and renewing them with settings from your Barricade ADSL Router, you can verify that you have configured your computer correctly.

  1. On the Windows desktop, click Start/Programs/Accessories/Command Prompt.
  2. In the Command Prompt window, type "IPCONFIG /RELEASE" and press the ENTER key.
  3. Type "IPCONFIG /RENEW" and press the ENTER key. Verify that your IP Address is now 192.168.2.xxxx, your Subnet Mask is 255.255.255.0 and your Default Gateway is 192.168.2.1. These values confirm that your Barricade ADSL Router is functioning.

Type "EXIT" and press the ENTER key to close the Command Prompt window.

Your computer is now configured to connect to the Barricade ADSL Router.

Configuring Your Macintosh Computer

You may find that the instructions here do not exactly match your operating system. This is because these steps and screen shots were created using Mac OS 10.2. Mac OS 7.x and above are similar, but may not be identical to Mac OS 10.2.

Follow these instructions:

  1. Pull down the Apple Menu. Click System Preferences.

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  1. Double-click the Network icon in the Systems Preferences window.

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  1. If "Using DHCP Server" is already selected in the Configure field, your computer is already configured for DHCP. If not, select this Option.

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  1. Your new settings are shown on the TCP/IP tab. Verify that your IP Address is now 192.168.2.xxx, your Subnet Mask is 255.255.255.0 and your Default Gateway is 192.168.2.1. These values confirm that your Barricade ADSL Router is functioning.
  2. Close the Network window.

Now your computer is configured to connect to the Barricade ADSL Router.

Disable HTTP Proxy

You need to verify that the "HTTP Proxy" feature of your web browser is disabled. This is so that your browser can view the Barricade ADSL Router's HTML configuration pages. The following steps are for Internet Explorer.

Internet Explorer

  1. Open Internet Explorer and click the Stop button. Click Explorer/Preferences.
  2. In the Internet Explorer Preferences window, under Network, select Proxies.

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3. Uncheck all check boxes and click OK.

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After you have configured TCP/IP on a client computer, you can configure the Barricade ADSL Router using Internet Explorer 5.0 or above.

To access the Barricade ADSL Router's management interface, enter the default IP address of the Barricade ADSLRouter in your web browser: http://192.168.2.1.

Enter the default password: "smcadmin", and click "LOGIN."

Note: Passwords can contain from 3 12 alphanumeric characters and are case sensitive.

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The Barricade ADSL Router's management interface consists of a Setup Wizard and an Advanced Setup section.

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Setup Wizard: Use the Setup Wizard if you want to quickly set up the Barricade ADSL Router. Go to "Setup Wizard" on page 4-4.

Advanced Setup: Advanced Setup supports more advanced functions like hacker attack detection, IP and MAC address filtering, virtual server setup, virtual DMZ host, as well as other functions. Go to "Advanced Setup" on page 4-15.

Making Configuration Changes

Configurable parameters have a dialog box or a drop down list. Once a configuration change has been made on a page, click the "SAVE SETTINGS" or "NEXT" button at the bottom of the page to enable the new setting.

Note: To ensure proper screen refresh after a command entry, be sure that Internet Explorer 5.5 is configured as follows: Under the menu Tools/Internet Options/General/Temporary Internet Files/Settings, the setting for "Check for newer versions of stored pages" should be "Every visit to the page."

Setup Wizard

Click on Setup Wizard and NEXT, then you will see the Time Settings page.

Time Zone

For accurate timing of log entries and system events, you need to set the time zone.

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Select your time zone from the drop down list. If your area requires it, check to enable the clock for daylight saving changes, and enter the Daylight Savings Time start and end dates for your location.

If you want to automatically synchronize the Barricade ADSL Router with a public time server, check the box to enable Enable Automatic Time Server Maintenance. Select the desired servers from the drop down menu.

Click "NEXT" to continue.

Parameters Setting

Select your Country and Internet Service Provider. This will automatically configure the Barricade ADSL Router with the correct Protocol, Encapsulation type and VPI/VCI settings for your ISP.

If your Country or Internet Service Provider is not listed you will need to manually enter settings. Go to "Parameter Setting - Country or ISP Not Listed" on page 4-8 in the manual.

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If your ISP uses PPPoA or PPPoE, then you will need to enter the user name, password and DNS Server address supplied by your ISP.

If your ISP uses 1483 Routing, then you will need to enter the IP address, Subnet Mask, Default Gateway and DNS Server address supplied by your ISP.

Note: By default 192.168.2.1 is set for the DNS Server address, this needs to be changed to reflect your ISP's DNS Server address.

Click "NEXT" to continue.

Summary

The Summary page shows a summary of the configuration parameters. Check ADSL operation mode (WAN), Network Layer Parameters (WAN) and DHCP parameters are correct.

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ParameterDescription
ADSL Operation Mode (WAN)
ISPThe type of ISP you have selected.
ProtocolIndicates the protocol used.
VPI/VCIVirtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI).
AAL5 EncapsulationShows the packet encapsulation type. Go to page 4-21 for a detailed description.
Network Layer Parameters (WAN)
DNS ServerThe IP address of the DNS server.
ISP Parameters
User NameISP assigned user name.
PasswordThe configured password.
DHCP Parameters
FunctionShows the DHCP function is enabled or disabled.
Default GatewayLAN IP address of the Barricade ADSL Router.
Subnet MaskThe network subnet mask.
Name Server 1Primary DNS server IP address.
Name Server 2Alternate DNS server IP address.
Start IP AddressStart IP address of DHCP assigned IP addresses.
Number of IPNumber of IP addresses available for assignment by the DHCP server.

If the parameters are correct, click "NEXT" to save these settings.

Parameter Setting - Country or ISP Not Listed

If your Country or Internet Service Provider is not listed on the drop down menu, select "Others ISP Services". This will allow you to manually configure your ISP settings.

For manual configuration you will need to know the Protocol, DNS Server, Encapsulation and VPI/VCI settings used by your ISP. If you have a Static IP address you will also need to know the IP address,

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Subnet Mask and Gateway address. Please contact your ISP for these details if you do not already have them.

After selecting "Others ISP Services" you will be required to select what Protocol your ISP uses from the "Internet Service Provider" drop down list.

For detail settings, please see:

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"ISP use Bridging" on page 4-9

"ISP use 1483Bridging-DHCP" on page 4-10

"ISP use 1483Bridging-FixIP" on page 4-11

"ISP use PPPoE" on page 4-12

"ISP use PPPoA" on page 4-13

"ISP use 1483Routing" on page 4-14

ISP use Bridging

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ParameterDescription
Management IP AddressIP address of the device.
VPI/VCIData flows are broken up into fixed length cells, each of which contains a Virtual Path Identifier (VPI) that identifies the path between two nodes, and a Virtual Circuit Identifier (VCI) that identifies the data channel within that virtual path. Each virtual circuit maintains a constant flow of cells between the two end points. When there is no data to transmit, empty cells are sent. When data needs to be transmitted, it is immediately inserted into the cell flows.
EncapsulationShows the packet encapsulation type. Packet encapsulation specifies how to handle multiple protocols at the ATM transport layer. • VC-MUX: Point-to-Point Protocol over ATM VirtualCircuit Multiplexer (null encapsulation) allows only one protocol running per virtual circuit with less overhead. • LLC: Point-to-Point Protocol over ATM Logical Link Control allows multiple protocols running over one virtual circuit (using slightly more overhead).

ISP use 1483Bridging-DHCP

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ParameterDescription
DNS ServerDomain Name Servers are used to map a domain name (e.g., www.somesite.com) to the equivalent numerical IP address. Your ISP should provide the IP address of a Domain Name Server. Enter the address on this page
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation type used by ISP from the drop down list.

ISP use 1483Bridging-FixIP

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ParameterDescription
IP AddressEnter your ISP supplied static IP address here
Subnet MaskEnter the subnet mask address provided by your ISP.
Default GatewayEnter the gateway address provided by your ISP.
DNS ServerEnter the Domain Name Server address.
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation type used by ISP from the drop down list.

ISP use PPPoE

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ParameterDescription
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation type used by ISP from the drop down list.
UsernameEnter user name.
PasswordEnter password.
Confirm PasswordConfirm password.

ISP use PPPoA

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ParameterDescription
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation type used by ISP from the drop down list.
UsernameEnter user name.
PasswordEnter password.
Confirm PasswordConfirm password.

ISP use 1483Routing

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ParameterDescription
IP AddressEnter the IP address provided by your ISP.
Subnet MaskEnter the subnet mask address provided by your ISP.
Default GatewayEnter the gateway address provided by your ISP.
DNS ServerEnter the Domain Name Server address.
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation type used by ISP from the drop down list.

Go to "Summary" on page 4-6 in the manual for details about the "Confirm" settings page.

Advanced Setup

Click on Home and Advanced Setup for advanced configurations. The left-hand side displays the main menu and the right-hand side shows descriptive information.

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SMC 7904BRA - Advanced Setup - 2

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The advanced management interface contains 12 main menu items as described in the following table.

MenuDescription
SYSTEMSets the local time zone, the password for administrator access, and the IP address of a PC or notebook that will be allowed to manage the Barricade ADSL Router remotely.
WANSpecifies the Internet connection settings.
LANSets the TCP/IP configuration for the Barricade ADSL Router LAN interface and DHCP clients.
NATConfigs Address Mapping, virtual server and special applications.
ROUTINGSets the routing parameters and displays the current routing table.
FIREWALLConfigs a variety of security and specialized functions including: Access Control, URL blocking, Internet access control scheduling, intruder detection, and DMZ.
SNMPCommunity string and trap server settings.
UPnPAllows you to enable or disable the Universal Plug and Play function.
ADSLSets the ADSL operation type and shows the ADSL status.
DDNSDynamic DNS provides users on the Internet with a method to tie their domain name to a computer or server
TOOLSContains options to backup and restore the current configuration, restore all configuration settings to the factory defaults, update system firmware, or reset the system.
STATUSProvides WAN connection type and status, firmware and hardware version numbers, system IP settings, as well as DHCP, NAT, and firewall information. Displays the number of attached clients, the firmware versions, the physical MAC address for each media interface, and the hardware version and serial number. Shows the security and DHCP client log.

SYSTEM

Time Settings

Select your local time zone from the drop down list. This information is used for log entries and client filtering.

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For accurate timing of log entries and system events, you need to set the time zone. Select your time zone from the drop down list.

If you want to automatically synchronize the Barricade ADSL Router with a public time server, check the box to Enable Automatic Time Server Maintenance. Select the desired servers from the drop down menu.

Password Settings

Use this page to change the password for accessing the management interface of the Barricade ADSL Router.

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Passwords can contain from 3 to 12 alphanumeric characters and are case sensitive.

Note: If you lost the password, or you cannot gain access to the user interface, press the blue reset button on the rear panel, holding it down for at least five seconds to restore the factory defaults. (Default password: smcadmin)

Enter a maximum Idle Time Out (in minutes) to define a maximum period of time for which the login session is maintained during inactivity. If the connection is inactive for longer than the maximum idle time, it will perform system logout, and you have to log in again to access the management interface. (Default: 10 minutes)

Remote Management

By default, management access is only available to users on your local network. However, you can also manage the Barricade ADSL Router from a remote host by entering the IP address of a remote computer on this screen. Check the Enabled check box, and enter the IP address of the Host Address and click "SAVE SETTINGS."

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Note: If you check Enable and specify an IP address of 0.0.0.0, any remote host can manage the Barricade ADSL Router.

For remote management via WAN IP address you need to connect using port 8080. Simply enter WAN IP address followed by :8080, for example, 212.120.68.20:8080.

WAN

Specify the WAN connection parameters provided by your Internet Service Provider (ISP).

The Barricade ADSL Router can be connected to your ISP in one of the following ways:

ATM PVC
- Clone MAC

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ATM PVC

Click on VC(1 - 8). Enter the ATM (Asynchronous Transfer Mode) virtual connection parameters. See "ATM Interface" on the following page.

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ParameterDescription
DescriptionClick on the VC to set the values for the connection.
VPI/VCIVirtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI).
EncapsulationSpecifies how to handle multiple protocols at the ATM transport layer.
• VC-MUX: Point-to-Point Protocol over ATM Virtual Circuit Multiplexer (null encapsulation) allows only one protocol running per virtual circuit with less overhead.
• LLC: Point-to-Point Protocol over ATM Logical Link Control (LLC) allows multiple protocols running over one virtual circuit (using slightly more overhead).
ProtocolProtocol used for the connection. See “Parameters Setting” on page 4-5 for connection settings.

ATM Interface

1483 Bridging

Enter the Bridging settings provided by your ISP.

ATM Interface

ATM1
Protocol1483 Bridging
VPI/VCI8 /35
EncapsulationVC MLX
QoS ClassIUBR
PCR/SCR/MBS4000 /4000 /10
ParameterDescription
VPI/VCIData flows are broken up into fixed length cells, each of which contains a Virtual Path Identifier (VPI) that identifies the path between two nodes, and a Virtual Circuit Identifier (VCI) that identifies the data channel within that virtual path. Each virtual circuit maintains a constant flow of cells between the two end points. When there is no data to transmit, empty cells are sent. When data needs to be transmitted, it is immediately inserted into the cell flows.
EncapsulationShows the packet encapsulation type. Packet encapsulation specifies how to handle multiple protocols at the ATM transport layer. • VC-MUX: Point-to-Point Protocol over ATM VirtualCircuit Multiplexer (null encapsulation) allows only one protocol running per virtual circuit with less overhead. • LLC: Point-to-Point Protocol over ATM Logical Link Control allows multiple protocols running over one virtual circuit (using slightly more overhead).
QoS ClassATM QoS classes including CBR, UBR and VBR
PCR/SCR/MBSQoS Parameters - PCR (Peak Cell Rate), SCR (Sustainable Cell Rate) and MBS (Maximum Burst Size) are configurable.

P P P_0A

ATM Interface

ATM1
ProtocolPPPoA
VPI/VCI8 35
EncapsulationVCMLX
QoS ClassUER
PCR/SCR/MBS4000 /4000 /10
IP assigned by ISPYes
IP Address0.0.0.0
Subnet Mask0.0.0.0
Connect TypeAuto - Triggered by traffic
Idle Time (Minute)20
Username
Password
Confirm Password
MTU1500
ParameterDescription
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation used by ISP from the drop down list.
QoS ClassATM QoS classes including CBR, UBR and VBR
PCR/SCR/MBSQoS Parameters - PCR, SCR and MBS are configurable.
IP assigned by ISPSelect Yes if the IP address was provided by your ISP.
IP AddressEnter the IP address provided by your ISP.
Subnet MaskEnter the subnet mask address provided by your ISP.
Connect TypeSets connection mode to always connected, automatic or manual connection.
Idle Time (Minute)Enter the maximum idle time for the Internet connection. After this time has been exceeded the connection will be terminated.
UsernameEnter user name.
PasswordEnter password.
Confirm PasswordConfirm password.
MTULeave the Maximum Transmission Unit (MTU) at the default value (1500) unless you have a particular reason to change it.

1483 Routing

ATM Interface

ATM1
Protocol1403 Routing
IP Address0.0.0.0
Subnet Mask0.0.0.0
Default Gateway0.0.0.0
VPI/VCI8 /35
EncapsulationVC MLX
QoS ClassUBR
PCR/SCR/MBS4000 /4000 /10
DHCP Client
ParameterDescription
IP AddressEnter the IP address provided by your ISP.
Subnet MaskEnter the subnet mask address provided by your ISP.
Default GatewayEnter the gateway address provided by your ISP.
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation used by ISP from the drop down list.
QoS ClassATM QoS classes including CBR, UBR and VBR.
PCR/SCR/MBSQoS Parameters - PCR, SCR and MBS are configurable.
DHCP ClientAssigning an IP address dynamically.

PPPoE

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ParameterDescription
IP AddressEnter the IP address provided by your ISP.
Subnet MaskEnter the subnet mask address provided by your ISP.
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation used by ISP from the drop down list.
QoS ClassATM QoS classes including CBR, UBR and VBR.
PCR/SCR/MBSQoS Parameters - PCR, SCR and MBS are configurable.
Connect TypeSets connection mode to always connected, automatic or manual connection.
Idle Time (Minute)Enter the maximum idle time for the Internet connection. After this time has been exceeded the connection will be terminated.
UsernameEnter user name.
PasswordEnter password.
Confirm PasswordConfirm password.
MTULeave the Maximum Transmission Unit (MTU) at the default value (1500) unless you have a particular reason to change it.

1483 Routing

ATM Interface

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ParameterDescription
IP AddressEnter the IP address provided by your ISP.
Subnet MaskEnter the subnet mask address provided by your ISP.
Default GatewayEnter the gateway address provided by your ISP.
VPI/VCIEnter the Virtual Path Identifier (VPI) and Virtual Circuit Identifier (VCI) supplied by your ISP.
EncapsulationSelect the encapsulation used by ISP from the drop down list.
QoS ClassATM QoS classes including CBR, UBR and VBR.
PCR/SCR/MBSQoS Parameters - PCR, SCR and MBS are configurable.
DHCP ClientAssigning an IP address dynamically.

Clone MAC Address

Some ISPs require you to register your MAC address with them. If this is the case, the MAC address of the Barricade ADSL Router must be changed to the MAC address that you have registered with your ISP.

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DNS

Domain Name Servers (DNS) are used to map a domain name (e.g., www.smc.com) with the IP address (e.g., 64.147.25.20). Your ISP should provide the IP address of one or more Domain Name Servers. Enter those addresses on this page, and click "SAVE SETTINGS."

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LAN

Use the LAN menu to configure the LAN IP address and to enable the DHCP server for dynamic client address allocation.

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ParameterDescription
LAN IP
IP AddressThe IP address of the Barricade ADSL Router.
IP Subnet MaskThe subnet mask of the network.
DHCP ServerThe Barricade ADSL Router comes with the DHCP function. Enable this function to dynamically assign an IP address to client PCs.
Lease TimeSet the IP lease time. For home networks this may be set to Forever, which means there is no time limit on the IP address lease.
IP Address Pool
Start IP (Address)Specify the start IP address of the DHCP pool. Do not include the gateway address of the Barricade ADSL Router in the client address pool. If you change the pool range, make sure the first three octets match the gateway's IP address, i.e., 192.168.2.xxxx.
End IP (Address)Specify the end IP address of the DHCP pool.
Domain NameIf your network uses a domain name, enter it here. Otherwise, leave this field blank.

Note: Remember to configure your client PCs for dynamic address allocation. (See page 3-2 for details.)

VLAN

A virtual (or logical) VLAN is a local area network with a definition that maps workstations on some other basis than geographic location (for example, by department, type of user, or primary application).

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NAT

Network Address Translation (NAT) allows multiple users to access the Internet sharing one public IP.

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Address Mapping

Allows one or more public IP addresses to be shared by multiple internal users. This also hides the internal network for increased privacy and security. Enter the Public IP address you wish to share into the Global IP field. Enter a range of internal IPs that will share the global IP into the "from" field.

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Virtual Server

If you configure the Barricade ADSL Router as a virtual server, remote users accessing services such as web or FTP at your local site via public IP addresses can be automatically redirected to local servers configured with private IP addresses. In other words, depending on the requested service (TCP/UDP port number), the Barricade ADSL Router redirects the external service request to the appropriate server (located at another internal IP address).

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For example, if you set Type/Public Port to TCP/80 (HTT or web) and the Private IP/Port to 192.168.2.2/80, then all HTTP requests from outside users will be transferred to 192.168.2.2 on port 80. Therefore, by just entering the IP address provided by the ISP, Internet users can access the service they need at the local address to which you redirect them.

A list of ports is maintained at the following link: http://www.iana.org/assignments/port-numbers.

Special Applications

Some applications require multiple connections, such as Internet gaming, video-conferencing, and Internet telephony. These applications may not work when Network Address Translation (NAT) is enabled. If you need to run

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applications that require multiple connections, use these pages to specify the additional public ports to be opened for each application.

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NAT Mapping Table

This page displays the current NAPT (Network Address Port Translation) address mappings.

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As the NAT mapping is dynamic, a Refresh button is provided to refresh the NAT Mapping Table with the most updated values.

The content of the NAT Mapping Table is described as follows.

  • Protocol - protocol of the flow.
  • Local IP - local (LAN) host's IP address for the flow.
  • Local Port - local (LAN) host's port number for the flow.
  • Pseudo IP - translated IP address for the flow.
  • Pseudo Port - translated port number for the flow.
  • Peer IP - remote (WAN) host's IP address for the flow.
  • Peer Port - remote (WAN) host's port number for the flow.

ROUTING

These pages define routing related parameters, including static routes and RIP (Routing Information Protocol) parameters.

Static Route

Click "Add" to add a new static route to the list.

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ParameterDescription
Network AddressEnter the IP address of the remote computer for which to set a static route.
Subnet MaskEnter the subnet mask of the remote network for which to set a static route.
GatewayEnter the WAN IP address of the gateway to the remote network.

Click "SAVE SETTINGS" to save the configuration.

RIP

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ParameterDescription
General RIP Parameters
RIP modeGlobally enables or disables RIP.
Auto summaryIf Auto summary is disabled, then RIP packets will include sub-network information from all sub-networks connected to the router. If enabled, this sub-network information will be summarized to one piece of information covering all sub-networks.
Table of current Interface RIP parameter
InterfaceThe WAN interface to be configured.
Operation ModeDisable: RIP disabled on this interface. Enable: RIP enabled on this interface.
Silent: Listens for route broadcasts and updates its route table. It does not participate in sending route broadcasts.
VersionSets the RIP (Routing Information Protocol) version to use on this interface.
Poison ReverseA method for preventing loops that would cause endless retransmission of data traffic.
Authentication RequiredNone: No authentication. Password: A password authentication key is included in the packet. If this does not match what is expected, the packet will be discarded. This method provides very little security as it is possible to learn the authentication key by watching RIP packets.
Authentication CodePassword Authentication key.

RIP sends routing-update messages at regular intervals and when the network topology changes. When a router receives a routing update that includes changes to an entry, it updates its routing table to reflect the new route. RIP routers maintain only the best route to a destination. After updating its routing table, the router immediately begins transmitting routing updates to inform other network routers of the change.

Routing Table

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ParameterDescription
FlagsIndicates the route status: C = Direct connection on the same subnet. S = Static route. R = RIP (Routing Information Protocol) assigned route. I = ICMP (Internet Control Message Protocol) Redirect route.
Network AddressDestination IP address.
NetmaskThe subnetwork associated with the destination. This is a template that identifies the address bits in the destination address used for routing to specific subnets. Each bit that corresponds to a “1” is part of the subnet mask number; each bit that corresponds to “0” is part of the host number.
GatewayThe IP address of the router at the next hop to which frames are forwarded.
InterfaceThe local interface through which the next hop of this route is reached.
MetricWhen a router receives a routing update that contains a new or changed destination network entry, the router adds 1 to the metric value indicated in the update and enters the network in the routing table.

FIREWALL

The Barricade ADSL Router's firewall inspects packets at the application layer, maintains TCP and UDP session information including time-outs and the number of active sessions, and provides the ability to detect and prevent certain types of network attacks.

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Network attacks that deny access to a network device are called Denial-of-Service (DoS) attacks. DoS attacks are aimed at devices and networks with a connection to the Internet. Their goal is not to steal information, but to disable a device or network so users no longer have access to network resources.

The firewall function of the Barricade ADSL Router protects against the following DoS attacks: IP Spoofing, Land Attack, Ping of Death, IP with zero length, Smurf Attack, UDP port loopback, Snork Attack, TCP null scan, and TCP SYN flooding. (See page 4-47 for details.)

The firewall does not significantly affect system performance, so we advise leaving it enabled to protect your network. Select Enable and click the "SAVE SETTINGS" button to open the Firewall submenus.

Access Control

Access Control allows users to define the outgoing traffic permitted or not-permitted through the WAN interface. The default is to permit all outgoing traffic.

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The following items are on the Access Control screen:

ParameterDescription
Enable Filtering FunctionClick Yes to turn on the filtering function.
Normal Filtering TableDisplays the IP address (or an IP address range) filtering table.

To add the PC to the filtering table:

  1. Click "Add PC" on the Access Control screen.
  2. Define the appropriate settings for client PC services.
  3. Click "OK" and then click "SAVE SETTINGS" to save your settings.

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MAC Filter

The Barricade ADSL Router can also limit the network access based on the MAC address. The MAC Filtering Table allows the Barricade ADSL Router to enter up to 32 MAC addresses that are not allowed access to the WAN port.

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Click Yes to enable, or No to disable this function.

Enter the MAC address in the space provided.

You also can select the connected client(s) from the drop down menu of the DHCP Client List, and copy the MAC address(es) to the MAC Filtering Table.

URL Blocking

The Barricade ADSL Router allows the user to block access to web sites by entering either a full URL address or just a keyword. This feature can be used to protect children from accessing violent or pornographic web sites.

SMC 7904BRA - URL Blocking - 1

You can define up to 30 sites here.

Schedule Rule

You may filter Internet access for local clients based on rules. Each access control rule may be activated at a scheduled time. Define the time schedule on this page, and apply the rule on the Access Control page.

Follow these steps to add a schedule rule:

  1. Click "Add Schedule Rule".

SMC 7904BRA - Schedule Rule - 1

  1. Define the appropriate settings for a schedule rule.
  2. Click "OK" and then click "SAVE SETTINGS" to save your settings.

SMC 7904BRA - Schedule Rule - 2

Intrusion Detection

Intrusion Detection Feature

Stateful Packet Inspection (SPI) and Anti-DoS firewall protection (Default:Enabled) — The Intrusion Detection Feature of the Barricade ADSL Router limits access for incoming traffic at the WAN port. When the SPI feature is turned on, all incoming packets will be blocked except for those types marked in the Stateful Packet Inspection section.

RIP Defect (Default: Disabled) — If an RIP request packet is not acknowledged to by the router, it will stay in the input queue and not be released. Accumulated packets could cause the input queue to fill, causing severe problems for all protocols. Enabling this feature prevents the packets from accumulating.

Discard Ping to WAN (Default: Disabled) — Prevent a ping on the Barricade ADSL Router's WAN port from being routed to the network.

SMC 7904BRA - Intrusion Detection Feature - 1

Stateful Packet Inspection

This is called a "stateful" packet inspection because it examines the contents of the packet to determine the state of the communications; i.e., it ensures that the stated destination computer has previously requested the current communication. This is a way of ensuring that all communications are initiated by the recipient computer and are taking place only with sources that are known and trusted from previous interactions. In addition to being more rigorous in their inspection of packets, stateful inspection firewalls also close off ports until connection to the specific port is requested.

When particular types of traffic are checked, only the particular type of traffic initiated from the internal LAN will be allowed. For example, if the user only checks "FTP Service" in the Stateful Packet Inspection section, all incoming traffic will be blocked except for FTP connections initiated from the local LAN.

Stateful Packet Inspection allows you to select different application types that are using dynamic port numbers. If you wish to use the Stateful Packet Inspection (SPI) to block packets, click on the Yes radio button in the "Enable SPI and Anti-DoS firewall protection" field and then check the inspection type that you need, such as Packet Fragmentation, TCP Connection, UDP Session, FTP Service, H.323 Service, or TFTP Service.

Scroll down to view more information.

SMC 7904BRA - Stateful Packet Inspection - 1

SMC 7904BRA - Stateful Packet Inspection - 2

- When hackers attempt to enter your network, we can alert you by e-mail

If the mail server needs to authenticate your identification before sending out any email, please fill related information in Your E-mail Address, SMTP Server Address, POP3 Server Address, User name and Password fields. Otherwise leave the these fields blank.

- Connection Policy

Enter the appropriate values for TCP/UDP sessions as described in the following table.

ParameterDefaultsDescription
Fragmentation half-open wait10 secConfigures the number of seconds that a packet state structure remains active. When the timeout value expires, the router drops the unassembled packet, freeing that structure for use by another packet.
TCP SYN wait30 secDefines how long the software will wait for a TCP session to synchronize before dropping the session.
TCP FIN wait5 secSpecifies how long a TCP session will be maintained after the firewall detects a FIN packet.
TCP connection idle timeout3600 sec (1 hour)The length of time for which a TCP session will be managed if there is no activity.
UDP session idle timeout30 secThe length of time for which a UDP session will be managed if there is no activity.
H.323 data channel idle timeout180 secThe length of time for which an H.323 session will be managed if there is no activity.

DoS Detect Criteria

Set up DoS and port scan criteria in the spaces provided (as shown below).

ParameterDefaultsDescription
Total incomplete300Defines the rate of new unestablished sessions
TCP/UDP sessionssessionsthat will cause the software to start deleting half-open sessions.
HIGH
Total incomplete250Defines the rate of new unestablished sessions
TCP/UDP sessionssessionsthat will cause the software to stop deleting half-open sessions.
LOW
Incomplete250Maximum number of allowed incomplete
TCP/UDP sessionssessionsTCP/UDP sessions per minute.
(per min) HIGH
Incomplete200Minimum number of allowed incomplete
TCP/UDP sessionssessionsTCP/UDP sessions per minute.
(per min) LOW
Maximum incomplete10Maximum number of incomplete TCP/UDP sessions from the same host.
TCP/UDP sessions
number from same host
Incomplete300Length of time before an incomplete
TCP/UDP sessionsmsecTCP/UDP session is detected as incomplete.
detect sensitive time period
Maximum half-open30Maximum number of half-open fragmentation
fragmentation packetpackets from the same host.
number from same host
Half-open10000Length of time before a half-open
fragmentation detectmsecfragmentation session is detected as half-open.
sensitive time period
Flooding cracker300 secLength of time from detecting a flood attack to blocking the attack.
block time

Note: The firewall does not significantly affect system performance, so we advise enabling the prevention features to protect your network.

DMZ

If you have a client PC that cannot run an Internet application properly from behind the firewall, you can open the client up to unrestricted two-way Internet access. Enter the IP address of a DMZ (Demilitarized Zone) host on this screen. Adding a client to the DMZ may expose your local network to a variety of security risks, so only use this option as a last resort.

SMC 7904BRA - DMZ - 1

SNMP

Use the SNMP configuration screen to display and modify parameters for the Simple Network Management Protocol (SNMP).

Community

A computer attached to the network, called a Network Management Station (NMS), can be used to access this information. Access rights to the agent are controlled by community strings. To communicate with the Barricade ADSL Router, the NMS must first submit a valid community string for authentication.

SMC 7904BRA - Community - 1

ParameterDescription
CommunityA community name authorized for management access.
AccessManagement access is restricted to Read Only (Read) or Read/Write (Write).
ValidEnables/disables the entry.

Note: Up to five community names may be entered.

Trap

Specify the IP address of the NMS to notify when a significant event is detected by the agent. When a trap condition occurs, the SNMP agent sends an SNMP trap message to any NMS specified as a trap receiver.

SMC 7904BRA - Trap - 1

ParameterDescription
IP AddressTraps are sent to this address when errors or specific events occur on the network.
CommunityA community string (password) specified for trap management. Enter a word, something other than public or private, to prevent unauthorized individuals from accessing information on your system.
VersionSets the trap status to disabled, or enabled with V1 or V2c. The v2c protocol was proposed in late 1995 and includes enhancements to v1 that are universally accepted. These include a get-bulk command to reduce network management traffic when retrieving a sequence of MIB variables, and a more elaborate set of error codes for improved reporting to a Network Management Station.

UPnP

Click Enable to turn on the Universal Plug and Play function of the Barricade ADSL Router. This function allows the device to automatically:

  • dynamically join a network
  • obtain an IP address

SMC 7904BRA - UPnP - 1

ADSL

ADSL (Asymmetric Digital Subscriber Line) is designed to deliver more bandwidth downstream (from the central office to the customer site) than upstream. This section is used to configure the ADSL operation type and shows the ADSL status.

ADSL - Parameters

SMC 7904BRA - ADSL - Parameters - 1

ParameterDescription
Operation ModeAutomatic
T1.413 issue 2
G.992.1 (G.DMT)
G.992.2 (G.Lite)

It is recommended that you set the Operation Mode to the default Automatic setting.

ADSL - Status

The Status screen displays information on connection line status, data rate, operation data and defect indication, and statistics.

SMC 7904BRA - ADSL - Status - 1

SMC 7904BRA - ADSL - Status - 2

The following items are included on the ADSL status page:

ParameterDescription
Status
Line StatusShows the current status of the ADSL line connection.
Link TypeTwo types of link: Fast path and Interleaved path.
Data Rate
UpstreamMaximum upstream data rate.
DownstreamMaximum downstream data rate.
Operation Data/Defect Indication
Noise MarginMaximum upstream and downstream noise margin.
AttenuationMaximum reduction in the strength of the upstream and downstream signal.
Fast Path FEC CorrectionThere are two latency paths that may be used: fast and interleaved. For either path, a forward error correction (FEC) scheme is employed to ensure higher data integrity. For maximum noise immunity, an interleaver may be used to supplement FEC.
Interleaved Path FEC CorrectionAn interleaver is basically a buffer used to introduce a delay, allowing for additional error correction techniques to handle noise. Interleaving slows the data flow and may not be optimal for real-time signals such as video transmission.
Fast Path CRC ErrorThe number of Fast Path Cyclic Redundancy Check errors.
Interleaved Path CRC ErrorThe number of Interleaved Path Cyclic Redundancy Check errors.
Loss of Signal DefectMomentary signal discontinuities.
Fast Path HEC ErrorFast Path Header Error Concealment errors.
Interleaved Path HEC ErrorInterleaved Path Header Error Concealment errors.
Statistics(Superframes represent the highest level of data presentation. Each superframe contains regular ADSL frames, one of which is used to provide superframe synchronization, identifying the start of a superframe. Some of the remaining frames are also used for special functions.)
Received cellsNumber of cells received.
Transmitted cellsNumber of cells transmitted.

DDNS

SMC 7904BRA - DDNS - 1

Dynamic DNS provides users on the Internet with a method to tie their domain name to the router or server. DDNS allows your domain name to follow your IP address automatically by having your DNS records changed when your IP address changes. (Default: Disable)

ParameterDescription
ProviderThis DNS feature is powered by either DynDNS, or TZO.com. With a DDNS connection you can host your own web site, E-mail server, FTP site, and more at your own location even if you have a dynamic IP address.
Domain NameA series of alphanumeric strings separated by periods that maps to the address of the router network connection and identifies the owner of the address.
Account/E-mailEnter in the user account or email for management access to the Barricade ADSL Router from the WAN connection (Internet).
Password/KeySet a password/key for remote security control

TOOLS

Use the Tools menu to backup the current configuration, restore a previously saved configuration, restore factory settings, update firmware, and reset the Barricade ADSL Router.

Ping Utility

Ping Utility allows you to check your network connectivity by entering an IP address in the Destination Address field.

SMC 7904BRA - Ping Utility - 1

Configuration Tools

Choose a function and click Next.

SMC 7904BRA - Configuration Tools - 1

Backup allows you to save the Barricade ADSL Router's configuration to a file. Restore can be used to restore the saved backup configuration file. Restore to Factory Defaults resets the Barricade ADSL Router to the original settings.

You will be asked to confirm your decision.

Firmware Upgrade

Use the Firmware Upgrade screen to update the firmware or user interface to the latest versions.

SMC 7904BRA - Firmware Upgrade - 1

Download the upgrade file, and save it to your hard drive. Then click "Browse..." to look for the downloaded file. Click "BEGIN UPGRADE". Check the Status page Information section to confirm that the upgrade process was successful.

Reset

Click "REBOOT ROUTER" to reset the Barricade ADSL Router.

SMC 7904BRA - Reset - 1

If you perform a reset from this page, the configurations will not be changed back to the factory default settings.

Note: If you use the Reset button on the rear panel, the Barricade ADSL Router performs a power reset. Press the button for over five seconds, and the factory default settings will be restored.

STATUS

The Status page displays WAN/LAN connection status, firmware, and hardware version numbers, illegal attempts to access your network, as well as information on DHCP clients connected to your network. The security log may be saved to a file by clicking "Save" and choosing a location.

SMC 7904BRA - STATUS - 1

SMC 7904BRA - STATUS - 2

The following items are included on the Status page:

ParameterDescription
INTERNETDisplays WAN connection type and status.
ReleaseClick on this button to disconnect from the WAN.
RenewClick on this button to establish a connection to the WAN.
GATEWAYDisplays system IP settings, as well as DHCP Server and Firewall status.
INFORMATIONDisplays the number of attached clients, the firmware versions, the physical MAC address for each media interface and for the Barricade ADSL Router, as well as the hardware version and serial number.
ATM PVCDisplays ATM connection type and status.
DisconnectClick on this button to disconnect from the ATM connection.
ConnectClick on this button to establish a connection to the ATM connection.
Security LogDisplays illegal attempts to access your network.
SaveClick on this button to save the security log file.
ClearClick on this button to delete the access log.
RefreshClick on this button to refresh the screen.
DHCP Client LogDisplays information on DHCP clients on your network.

Finding the MAC address of a Network Card

WINDOWS 98/ME

Click Start/Run. Type "winipcfg" and press "ENTER".

The MAC address is in the "Adapter Address" section.

WINDOWS NT4/2000/XP

Click Start/Programs/Command Prompt. Type "ipconfig /all" and press "ENTER".

The MAC address is listed as the "Physical Address."

MACINTOSH

Click System Preferences/Network.

The MAC address is listed as the "Ethernet Address" on the TCP/IP tab.

LINUX

Run the command "/sbin/ifconfig."

The MAC address is the value after the word "HWaddr."

This section describes common problems you may encounter and possible solutions to them. The Barricade ADSL Router can be easily monitored through panel indicators to identify problems.

Troubleshooting Chart
SymptomAction
LED Indicators
Power LED is Off·Check connections between the Barricade ADSL Router, the external power supply, and the wall outlet. ·If the power indicator does not turn on when the power cord is plugged in, you may have a problem with the power outlet, power cord, or external power supply. However, if the unit powers off after running for a while, check for loose power connections, power losses, or surges at the power outlet. If you still cannot isolate the problem, then the external power supply may be defective. In this case, contact technical support for assistance.
LAN LED is Off·Verify that the Barricade ADSL Router and attached device are powered on. ·Be sure the cable is plugged into both the Barricade ADSL Router and the corresponding device. ·Verify that the proper cable type is used and that its length does not exceed the specified limits. ·Be sure that the network interface on the attached device is configured for the proper communication speed and duplex mode. ·Check the adapter on the attached device and cable connections for possible defects. Replace any defective adapter or cable if necessary.
Network Connection Problems
Cannot ping the Barricade ADSL Router from the attached LAN·Verify that the IP addresses are properly configured. For most applications, you should use the Barricade ADSLRouter's DHCP function to dynamically assign IP addresses to hosts on the attached LAN. However, if you manually configure IP addresses on the LAN, verify that the same network address (network component of the IP address) and subnet mask are used for both the Barricade ADSLRouter and any attached LAN devices. ·Be sure the device you want to ping (or from which you are pinging) has been configured for TCP/IP.
Management Problems
Cannot connect using the web browser• Be sure to have configured the Barricade ADSL Router with a valid IP address, subnet mask, and default gateway. • Check that you have a valid network connection to the Barricade ADSL Router and that the port you are using has not been disabled. • Check the network cabling between the management station and the Barricade ADSL Router.
Forgot or lost the password• Press the Reset button on the rear panel (holding it down for at least five seconds) to restore the factory defaults.

TROUBLESHOOTING

Ethernet Cable

Caution: DO NOT plug a phone jack connector into any RJ-45 port. Use only twisted-pair cables with RJ-45 connectors that conform with FCC standards.

Specifications

Cable Types and Specifications
CableTypeMax. LengthConnector
10BASE-TCat. 3, 4, 5 100-ohm UTP100 m (328 ft)RJ-45
100BASE-TXCat. 5 100-ohm UTP100 m (328 ft)RJ-45

Wiring Conventions

For Ethernet connections, a twisted-pair cable must have two pairs of wires. Each wire pair is identified by two different colors. For example, one wire might be red and the other, red with white stripes. Also, an RJ-45 connector must be attached to both ends of the cable.

Each wire pair must be attached to the RJ-45 connectors in a specific orientation. The following figure illustrates how the pins on an Ethernet RJ-45 connector are numbered. Be sure to hold the connectors in the same orientation when attaching the wires to the pins.

SMC 7904BRA - Wiring Conventions - 1
Figure B-1. RJ-45 Ethernet Connector Pin Numbers

RJ-45 Port Connection

Use the straight-through CAT-5 Ethernet cable provided in the package to connect the Barricade ADSL Router to your PC. When connecting to other network devices such as an Ethernet switch, use the cable type shown in the following table.

Attached Device Port TypeConnecting Cable Type
MDI-XStraight-through
MDICrossover

Pin Assignments

With 100BASE-TX/10BASE-T cable, pins 1 and 2 are used for transmitting data, and pins 3 and 6 for receiving data.

RJ-45 Pin Assignments
Pin NumberAssignment1
1Tx+
2Tx-
3Rx+
6Rx-

1: The "+" and "-" signs represent the polarity of the wires that make up each wire pair.

Straight-Through Wiring

If the port on the attached device has internal crossover wiring (MDI-X), then use straight-through cable.

Straight-Through Cable Pin Assignments
End 1End 2
1 (Tx+)1 (Tx+)
2 (Tx-)2 (Tx-)
3 (Rx+)3 (Rx+)
6 (Rx-)6 (Rx-)

Crossover Wiring

If the port on the attached device has straight-through wiring (MDI), use crossover cable.

Crossover Cable Pin Assignments
End 1End 2
1 (Tx+)3 (Rx+)
2 (Tx-)6 (Rx-)
3 (Rx+)1 (Tx+)
6 (Rx-)2 (Tx-)

ADSL Cable

Use standard telephone cable to connect the RJ-11 telephone wall outlet to the RJ-11 ADSL port on the Barricade ADSL Router.

Caution: Do not plug a phone jack connector into an RJ-45 port.

Specifications

Cable Types and Specifications
CableTypeConnector
ADSL LineStandard Telephone CableRJ-11

Wiring Conventions

For ADSL connections, a cable requires one pair of wires. Each wire is identified by different colors. For example, one wire might be red and the other, red with white stripes. Also, an RJ-11 connector must be attached to both ends of the cable.

Each wire pair must be attached to the RJ-11 connectors in a specific orientation. The following figure illustrates how the pins on the RJ-11 connector are numbered. Be sure to hold the connectors in the same orientation when attaching the wires to the pins.

SMC 7904BRA - Wiring Conventions - 1
Figure B-2. RJ-11 Connector Pin Numbers

SMC 7904BRA - Wiring Conventions - 2

SMC 7904BRA - Wiring Conventions - 3

SMC 7904BRA - Wiring Conventions - 4
T = Tip R = Ring

Figure B-3. RJ-11 Pinouts

PinSignal NameWire Color
1Not used
2Line 2 TipBlack or White/Orange
3Line 1 RingRed or Blue/White
4Line 1 TipGreen or White/Blue
5Line 2 RingYellow or Orange/White
6Not used

CABLES

Physical Characteristics

Ports

Four 10/100Mbps RJ-45 Ports

One ADSL RJ-11

ADSL Features

Supports DMT line modulation

Supports Annex A Full-Rate ADSL: up to 8 Mbps downstream, up to 1 Mbps upstream (G.992.1 and T1.413, Issue 2)

Supports G.Lite ADSL (G.992.2): up to 1.5 Mbps downstream, up to 512 Kbps upstream

Dying GASP support

ATM Features

RFC1483 Encapsulation (IP, Bridging and encapsulated routing)

PPP over ATM (LLC &VC multiplexing) (RFC2364)

Classical IP (RFC1577)

Traffic shaping (UBR, CBR)

OAM F4/F5 support

PPP over Ethernet Client

Management Features

Firmware upgrade via web based management

Web based management (configuration)

Power indicators

Event and history logging

Network ping

Security Features

Password protected configuration access

User authentication (PAP/CHAP) with PPP

Firewall NAT NAPT

VPN pass through (IPSec-ESP Tunnel mode, L2TP, PPTP)

LAN Features

IEEE 802.1d (self-learning transparent Bridging)

DHCP Server

DNS Proxy

Static Routing, RIPv1 and RIP

Applications

Netmeeting, ICQ, Real Player, QuickTime, DialPad, PC Anywhere, Telnet, SNMP, NNTP

Environmental

Temperature

IEC 68-2-14

0 to 50 degrees C (Standard Operating)

-40 to 70 degree C (Non-operation)

Humidity

10% to 90% (Non-condensing)

Vibration

IEC 68-2-36, IEC 68-2-6

Shock

IEC 68-2-29

Drop

IEC 68-2-32

Dimensions

ITU T.413 issue 2 - ADSL full rate

Standards Conformance Electromagnetic Compatibility

CE,ETSI,R&TTE,ETS300328,ETS300489

Safety

EN60950

Internet Standards

RFC 826 ARP

RFC 791 IP

RFC 792 ICMP

RFC 768 UDP

RFC 793 TCP

RFC 783 TFTP

RFC 1483 AAL5 Encapsulation

RFC 1661 PPP

RFC 1866 HTML

RFC 2068 H'T*TP

RFC 2364 PPP over ATM

SPECIFICATIONS

FOR TECHNICAL SUPPORT,CALL:

From U.S.A. and Canada (24 hours a day, 7 days a week)

(800) SMC-4-YOU; Phn: (949) 679-8000; Fax: (949) 679-1481

From Europe: Contact details can be found on

www.smc-europe.com or www.smc.com

From Asia Pacific: Contact details can be found on

www.smc-asia.com

INTERNET

E-mail addresses:

techsupport@smc.com

european.techsupport@smc-europe.com

support@smc-asia.com

Driver updates:

http://www.smc.com/index.cfm?action tech_support_

drivers_downloads

http://www.smc-asia.com/index.php?option com_downloads&Itemid = 50

World Wide Web:

http://www.smc.com/

http://www.smc-europe.com/

http://www.smc-asia.com/

For Literature or Advertising Response, Call:

U.S.A.and Canada: (800)SMC-4-YOU Fax (949)679-1481

Spain: 34-91-352-00-40 Fax 34-93-477-3774

UK: 44 (0) 8712 779802 Fax 44 (0) 118 974 8701

France: 33 (0) 41 38 32 32 Fax 33 (0) 41 38 01 58

Italy: 39 (0) 3355708602 Fax 39 02 739 14 17

Benelux: 31334557288 Fax 31334557330

Central Europe: 49 (0) 89 92861-0 Fax 49 (0) 89 92861-230

Nordic: 46 (0) 868 70700 Fax 46 (0) 887 62 62

Eastern Europe: 34-93-477-4920 Fax 34 93 477 3774

Sub Saharan Africa: 216-712-36616 Fax 216-71751415

North West Africa: 34 93 477 4920 Fax 34 93 477 3774

CIS: 7 (095) 7893573 Fax 7 (095) 789 357

PRC: 86-10-6235-4958 Fax 86-10-6235-4962

Taiwan: 886-2-87978006 Fax 886-2-87976288

Asia Pacific: (65) 62386556 Fax (65) 6238 6466

Japan: 81-45-224-2332 Fax 81-45-224-2331

India: 91-11-51436361/62 Fax 91-11-51601838

Thailand: (66) 2651 8733 Fax (66) 2651 8737

Middle East: (971) 4883 0610 Fax (971) 4883 0611

If you are looking for further contact information, please

visit www.smc.com, www.smc-europe.com or www.smc-asia.com.

Model Number:SMC7904BRA

Revision Number:E082004-R01 V1.0

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Brand : SMC

Model : 7904BRA

Category : Router