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Description

The LevelOne GTL-2891 is a grey L3 Gigabit Ethernet (10/100/1000) managed switch with 24 RJ-45 ports and 2 slots for SFP+ modules. It offers a switching capacity of 128 Gbit/s and a forwarding rate of 95.23 Mpps, with 10G support and full-duplex bidirectional operation. It features 256 MB of internal memory and 128 MB of Flash memory, as well as an RJ-45 console port and physical stacking of up to 8 units. On the management side, it supports quality of service (QoS) and traffic classification. Its security features include DHCP snooping and DHCP relay, along with MAC-based authentication and web authentication, and it is compatible with IPv4/IPv6 network protocols. It is powered by an AC input voltage of 100 - 240 V and weighs 3.7 kg, with dimensions of 440 x 44 x 315 mm (width x height x depth).

Specifications

Management features


  • Switch type: Managed
  • Switch layer: L3
  • Quality of Service (QoS) support: Yes
  • Traffic classification: Yes
  • ARP inspection: Yes

Ports & interfaces


  • Basic switching RJ-45 Ethernet ports quantity: 24
  • Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000)
  • SFP+ module slots quantity: 2
  • Console port: RJ-45

Network


  • Networking standards: IEEE 802.1D, IEEE 802.1Q, IEEE 802.1ag, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ad, IEEE 802.3ah, IEEE 802
  • 10G support: Yes
  • Full duplex: Yes
  • Link aggregation: Yes
  • Spanning tree protocol: Yes
  • VLAN support: Yes
  • Virtual LAN features: Private VLAN, Voice VLAN, Protocol-based VLAN, MAC address-based VLAN, Port-based VLAN, IP subnet–based VLAN

Data transmission


  • Switching capacity: 128 Gbit/s
  • Forwarding rate: 95.23 Mpps
  • MAC address table: 16000 entries
  • Store-and-forward: Yes
  • Static route: Yes
  • Packet buffer memory: 1.5 MB

Security


  • DHCP features: DHCP snooping, DHCP relay
  • Access Control List (ACL): Yes
  • IGMP snooping: Yes
  • Static port security: Yes
  • SSH/SSL support: Yes
  • BPDU filtering/protection: Yes
  • Authentication: MAC-based authentication, Web-based authentication
  • DoS attack prevention: Yes

Protocols


  • Management protocols: CLI/WEB, Telnet/SNMP v1/v2/v3, RMON I,BOOTP/DHCP, SNTP, DNS,
  • Supported network protocols: IPv4/IPv6
  • GARP VLAN Registration Protocol (GVRP): Yes

Design


  • Rack mounting: Yes
  • Stackable: Yes
  • Product colour: Grey
  • LED indicators: Yes
  • Safety: UL 60950-1 & CSA 60950-1, CB IEC 60950-1 & EN 60950-1, UL/CUL

Performance


  • Flash memory: 128 MB
  • Firmware upgradeable: Yes
  • Telnet: Yes
  • sFlow: Yes
  • Mean time between failures (MTBF): 904213 h
  • Physical stacking (units): 8
  • Internal memory: 256 MB

Power


  • AC input voltage: 100 - 240 V
  • AC input frequency: 50 - 60 Hz
  • Output current: 1.5 A
  • Power consumption (typical): 35 W

Power over Ethernet (PoE)


  • Power over Ethernet (PoE): No

Operational conditions


  • 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%

Weight & dimensions


  • Width: 440 mm
  • Depth: 315 mm
  • Height: 44 mm
  • Weight: 3.7 kg

Packaging content


  • Cables included: AC, LAN (RJ-45)
  • Quick start guide: Yes
  • Rack mount kit: Yes

Packaging data


  • Package type: Box
  • Rubber feet: Yes
  • Resource CD: Yes
  • Package width: 590 mm
  • Package depth: 390 mm
  • Package height: 133 mm
  • Package weight: 5.3 kg

Certificates


  • Certification: FCC, CE, VCCI Class A, WEEE, RoHS

Logistics data


  • Country of origin: China
  • Master (outer) case width: 590 mm
  • Master (outer) case length: 390 mm
  • Master (outer) case height: 133 mm
  • Harmonized System (HS) code: 85176990
  • Master (outer) case gross weight: 5.3 kg
  • Products per master (outer) case: 1 pc(s)

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