The GTL-2881 series includes high-performance Gigabit Ethernet Layer3 Lite switches featuring 28 ports; 24 10/100/1000BASE-T ports, two 10G SFP+ ports, and one 10G expansion slot for a dual-port module. The switch is ideal for high-performance server aggregations, such as enterprise data centers, where it can connect high-end or network-attached file servers through fiber ports. It can also deployed as a backbone upgrade, or to provide Gigabit-to-the-desktop for power users. This switch is packed with features and is a cost-effective solution that brings continuous availability, enhanced security, and advanced QoS to the network edge, while maintaining simplicity of management.
Specifications
| Switch type | Managed |
| Switch layer | L3 |
| Quality of Service (QoS) support | Y |
| Web-based management | Y |
| ARP inspection | Y |
| System event log | Y |
| Basic switching RJ-45 Ethernet ports quantity | 24 |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Gigabit Ethernet (copper) ports quantity | 24 |
| SFP+ module slots quantity | 2 |
| Fiber optic connector | SFP+ |
| Console port | RJ-45 |
| Networking standards | IEEE 802.1D,IEEE 802.1Q,IEEE 802.1p,IEEE 802.1s,IEEE 802.1w,IEEE 802.1x,IEEE 802.3ad,IEEE 802.3u,IEEE 802.3x,IEEE 802.3z |
| 10G support | Y |
| Port mirroring | Y |
| Full duplex | Y |
| Flow control support | Y |
| Link aggregation | Y |
| Spanning tree protocol | Y |
| VLAN support | Y |
| Virtual LAN features | Private VLAN,Voice VLAN,Tagged VLAN,Protocol-based VLAN,MAC address-based VLAN,Port-based VLAN,IP subnet–based VLAN |
| Number of VLANs | 4000 |
| Switching capacity | 128 Gbit/s |
| Forwarding rate | 95.23 Mpps |
| MAC address table | 16000 entries |
| Store-and-forward | Y |
| Static route | Y |
| Jumbo frames support | Y |
| Jumbo frames | 10000 |
| Packet buffer memory | 1.5 MB |
| DHCP features | DHCP snooping |
| Security algorithms | HTTPS |
| Static port security | Y |
| SSH/SSL support | Y |
| DoS attack prevention | Y |
| Management protocols | BOOTP/DHCP, SNTP, DNS, LLDP, RMON I, SNMP v1/v2/v3, |
| GARP VLAN Registration Protocol (GVRP) | Y |
| Rack mounting | Y |
| Stackable | Y |
| Product colour | Grey |
| LED indicators | Diagnostic, System, Uplink |
| Country of origin | China |
| Safety | CB, UL |
| Certification | FCC Class A, CE, VCCI, WEEE, RoHS |
| Physical stacking (units) | 8 |
| Virtual stacking (units) | 36 |
| Memory type | DRAM |
| Internal memory | 256 MB |
| Flash memory | 128 MB |
| Firmware upgradeable | Y |
| Telnet | Y |
| Mean time between failures (MTBF) | 904213 h |
| Power supply included | Y |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Input current | 1.5 A |
| Power consumption (typical) | 35 W |
| Power over Ethernet (PoE) | N |
| Operating temperature (T-T) | 0 - 45 °C |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage relative humidity (H-H) | 10 - 90% |
| Width | 440 mm |
| Depth | 315 mm |
| Height | 44 mm |
| Weight | 3.7 kg |
| Cables included | AC, LAN (RJ-45) |
| Quick start guide | Y |
| Package type | Box |
| Rack mount kit | Y |
| Rubber feet | Y |
| Resource CD | Y |
| Package width | 590 mm |
| Package depth | 390 mm |
| Package height | 133 mm |
| Package weight | 5.3 kg |
| Master (outer) case width | 590 mm |
| Master (outer) case length | 390 mm |
| Master (outer) case height | 133 mm |
| Master (outer) case gross weight | 5.3 kg |
| Products per master (outer) case | 1 pc(s) |
