GTL-2881 - Switch LEVELONE - Free user manual and instructions
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| Product Type | Managed Gigabit Ethernet Switch |
| Model Number | GTL-2881 |
| Ports | 24 x 10/100/1000 Mbps RJ-45, 4 x 1000 Mbps SFP |
| Switching Capacity | 56 Gbps |
| Forwarding Rate | 41.67 Mpps |
| Layer Support | L2+ (Static Routing) |
| Dimensions (W x D x H) | 440 x 200 x 44 mm (19-inch rack mountable) |
| Weight | 2.8 kg |
| Power Supply | AC 100-240V, 50/60Hz, internal power adapter |
| Power Consumption | ≤ 20 W |
| Fanless Design | Yes (passive cooling) |
| Management | Web GUI, CLI, SNMP v1/v2c/v3, RMON |
| VLAN Support | 802.1Q VLAN, up to 256 VLANs |
| Quality of Service (QoS) | 802.1p, 4 priority queues |
| Security Features | 802.1X, ACL, Port Security, Storm Control |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -20°C to 70°C |
| Humidity | 10% to 90% non-condensing |
| Mounting | 19-inch rack mount kit included |
| LED Indicators | Power, Link/Activity, PoE (if applicable) |
| Maintenance | Clean with soft, dry cloth; avoid liquids |
| Safety Precautions | Use in dry indoor location; do not block ventilation |
| Spare Parts | Power cord, rack mount brackets, user manual |
| Repairability | No user-serviceable parts; contact support for defects |
| Warranty | Limited lifetime warranty |
Frequently Asked Questions - GTL-2881 LEVELONE
How do I access the web interface of the GTL-2881 switch?
Connect your computer to the switch via an Ethernet cable. The default IP address is 192.168.1.1 with subnet mask 255.255.255.0. Open a web browser and enter the IP address. Login with default username admin and password admin.
What should I do if I forgot the switch's password?
Perform a factory reset by pressing and holding the Reset button on the front panel for 10 seconds using a paperclip. This will restore default settings including the password.
How can I update the firmware on my LevelOne GTL-2881?
Download the latest firmware from LevelOne's support website. Log into the web interface, go to System > Firmware Upgrade, choose the file, and click 'Upgrade'. Do not power off during the process.
Does the GTL-2881 support PoE (Power over Ethernet)?
No, the GTL-2881 is a standard Gigabit switch without PoE. It does not deliver power to connected devices. Consider a PoE model if you need to power IP cameras or phones.
How many VLANs can I create on this switch?
The switch supports up to 256 VLANs based on IEEE 802.1Q tagging. Each port can be assigned to multiple VLANs in trunk mode.
What is the default IP address and how do I change it?
Default IP is 192.168.1.1. To change it, log into the web GUI, go to Network > IP Configuration, enter the new IP and subnet mask, then apply and reboot.
Can I mount the GTL-2881 on a wall?
The switch is designed for 19-inch rack mounting. Wall mounting is not recommended as it may block ventilation. Use a rack or place it on a flat surface with adequate airflow.
How do I configure port mirroring?
In the web interface, navigate to Monitor > Mirroring. Select the source port(s) and the destination (monitor) port. Enable the feature and click 'Apply'.
What cable types are supported?
The RJ-45 ports support standard Ethernet cables: Cat5e or higher for Gigabit speeds. For fiber SFP ports, use compatible SFP modules (sold separately) with appropriate fiber cables.
Why is the switch not powering on?
Check that the power cord is securely connected to the switch and a working wall outlet. Ensure the power adapter is not damaged. If using a power strip, verify it is switched on. If still unresponsive, contact LevelOne support.
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USER MANUAL GTL-2881 LEVELONE
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Product information
Brand : LEVELONE
Model : GTL-2881
Category : Switch