Supported Standards

IEEE 802.3u for 100BaseT（X）and 100Base FX

IEEE 802.3ab for 1000BaseT（X）

IEEE802.3z for 1000Base-SX/LX/LHX/ZX

IEEE802.3x for Flow Control IEEE802.1D for Spanning Tree Protocol

Port Configuration

Number of ports: Maximum 28 ports

Configuration Interface: 1 RS232 RJ45 management interface

Optical port: SFP, single/multi-mode optional

Electrical port: 10/100/1000Base-TX RJ45 electrical port

Power Characteristics

Operating voltage: AC/DC 110/220V, DC input can be customized.

Power consumption: <25W@full load

Power protection: reverse connection protection, overload protection

Power Backup: Optional support for dual power supply

Transmission Distance

Ethernet twisted pair: 100 meters (CAT5 or CAT5e cable)

Fiber Optic:

Gigabit multi-mode 550m@850nm,Gigabit single-mode 20km@1310nm

100Gb multimode 2km@1310nm,100Gb singlemode 20km@1310nm

Environmental conditions

Operating temperature: -30~70°C, extreme support -40~85°C

Storage temperature: -40°~ +85°C

Relative humidity: 5%~95% (no condensation)

Mechanical Structure

Product Size: 440mm X 200mm X 44mm (without connector and lugs)

Chassis shell: galvanized steel chassis

Heat dissipation method: natural heat dissipation, no fan Protection level: IP40

Installation: Rack mount Standard 19-inch 1U Weight: 3KG

Specification Features

Storm suppression: Supports broadcast, multicast and unknown unicast storm suppression

Multicast function:

Support IGMP Snooping (V1, V2, V3)

Supports multicast filtering and unknown multicast discard

Supports static multicast groups, supports 256 multicast groups Supports GMRP

Ring protocol: STP, RSTP, MSTP, ERPS

Port mirroring: 1-to-many, many-to-1, many-to-many port mirroring support

Port mirroring: supports 1-to-many, many-to-1, many-to-many port mirroring MAC address: 16K MAC addresses

VLAN:

4096 VLANs, support GVRP settings

QoS:

Supports QoS to local priority mapping Supports port-based queue scheduling

Supports 8 queues per port

Support SP, WRR two queue scheduling mode ACL: L2-L4, support 256 rules

Traffic control:

Supports port speed limiting, ranging from 1~100Mbps for 100Mbps ports and 1~1000Mbps for Gigabit ports Flow limiting based on queue priority of message type

Security Features:

Support 802.1X authentication user hierarchy management based on port and MAC

MTBF

300,000 hours

Electromagnetic compatibility

IEC61000-4-2 Electrostatic Discharge Immunity Level 4

IEC61000-4-3 Radiated Electromagnetic Field Immunity Level 3

IEC61000-4-4 Electrical fast transient pulse group immunity class 4

IEC61000-4-5 Surge (shock) immunity class 4

IEC61000-4-6 Conducted nuisance immunity level for RF field induction Class 3

IEC61000-4-8 Magnetic field immunity class 5

IEC61000-4-9 Impulse magnetic field immunity class 5

IEC61000-4-10 Immunity to damped oscillating waves Class 4

Management Features

System Management:

Support command line and WEB page configuration

Supports bilingual command line help information and Telnet remote configuration.

Supports configuration through Console port Supports multiple SSH logins

Support SNMP V1/V2c

Support LLDP link layer discovery protocol Support system logging

Cluster management:

Support configuration loading: support configuration file import and export

Time management:

Built-in real-time clock, support for time zone management, support for time modification Support SNTP protocol clients

Support for NTP protocol server-side and client-side, synchronized system time