DES-3250TG - Switch D-LINK - Free user manual and instructions
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| Product Type | Managed Ethernet Switch |
| Brand | D-Link |
| Model | DES-3250TG |
| Fast Ethernet Ports | 48 x 10/100 Mbps |
| Combo Ports | 2 x 10/100/1000 Mbps (RJ45/SFP) |
| Switching Capacity | 13.6 Gbps |
| Management | Web-based, CLI, SNMP, Telnet, SSH |
| VLAN Support | Up to 512 VLANs (802.1Q) |
| QoS Support | Priority queues with 802.1p based classification |
| MAC Address Table | 16K entries |
| Dimensions (W x D x H) | 440 mm x 210 mm x 44 mm |
| Weight | 2.8 kg |
| Power Supply | AC 100-240 V, 50/60 Hz |
| Power Consumption | 20 W (max) |
| Operating Temperature | 0 to 40 C |
| Storage Temperature | -40 to 70 C |
| Humidity Range | 5% to 95% non-condensing |
| Mounting | 19-inch rack-mountable |
| Safety Compliance | CE, FCC, UL |
| Maintenance | Clean with a dry cloth; ensure ventilation slots are unobstructed |
| Spare Parts and Repairability | Professional repair recommended; no user-serviceable parts |
| Package Contents | Switch, power cord, rack-mount kit, user manual |
Frequently Asked Questions - DES-3250TG D-LINK
How do I reset the D-Link DES-3250TG to factory defaults?
Press and hold the reset button on the back panel for 10 seconds while the switch is powered on. All settings will be restored to factory defaults, and the IP address will revert to 10.90.90.90.
What is the default IP address of the DES-3250TG?
The default IP address is 10.90.90.90 with a subnet mask of 255.0.0.0. You can access the web-based management interface by entering this IP in your browser.
Does the DES-3250TG support VLAN configuration?
Yes, it supports up to 512 VLAN groups with 802.1Q tagging, allowing you to segment your network for enhanced security and performance.
What types of cables are supported for the combo Gigabit ports?
The combo ports support 10/100/1000BASE-T copper via RJ45 and also accept 1000BASE-SX/LX SFP transceivers for fiber connections.
Can I manage the switch through the command line interface?
Yes, the DES-3250TG supports an industry-standard CLI along with Telnet, SSH, and SNMP for flexible management options.
How can I improve network security on the switch?
You can use features such as 802.1X port-based authentication, MAC address filtering, and storm control to safeguard your network.
What monitoring features does the switch provide?
It includes port mirroring, sFlow, and RMON to help you monitor traffic and diagnose network issues.
Is the switch suitable for a small or medium business?
Absolutely, the DES-3250TG is designed for workgroup or department deployments, offering advanced Layer 2 features at a cost-effective price.
How do I update the firmware?
Download the latest firmware from D-Link's support website, then go to the maintenance section in the web interface and upload the .bin file via the firmware upgrade page.
What maintenance is required for the switch?
Keep the device clean and free of dust by wiping with a dry cloth, ensure proper ventilation, and check that all cables are securely connected. Avoid exposing it to liquids or extreme temperatures.
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USER MANUAL DES-3250TG D-LINK
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Product information
Brand : D-LINK
Model : DES-3250TG
Category : Switch