Standards:

IEEE 802.3 10-BASE-T, Ethernet
IEEE 802.3u 100-BASE-TX, Fast Ethernet
IEEE 802.3ab 1000BASE-T, Gigabit Ethernet
IEEE 802.3ad Link Aggregation Control Protocol
IEEE 802.3ae changeable (10GBASE-SR/LR/ER)
IEEE 802.3z (1000BASE-SX/LX/LHX/ZX) transceivers, and 10G DAC/AOC
IEEE 802.3x Flow Control
IEEE 802.3x for full duplex mode , Back-Pressure for half duplex mode
IEEE 802.1D Spanning Tree Protocol (STP)
IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
IEEE 802.1s Multiple Spanning Tree Protocol (MSTP)

Memory:

Flash 256MB

Buffer Memory:

DRAM 512MB

Port:

20 x 1G SFP port
4 x 10/100/1000 (RJ45/SFP) Combo port
4 x SFP+ 10 Gigabit Uplink Port
1 x RJ45 Console port

Indicator:

PWR, DIAG, LINK

Power Input:

100-240VAC, 50-60Hz
DC Power Input (48-60VDC)

Power Consumption:

21.48W

Backplane (Gbps):

128Gbps

MAC Address Table:

16K

Power Saving:

IEEE 802.3az Energy-Efficient Ethernet (EEE)

Operating Temperature (°C):

0ºC ~ 50ºC

Operating Humidity (Non-condensing):

10% ~ 90%

Operating Humidity (Non-condensing):

10% ~ 90%

General：

Tri-speed (10/100/1000BASE-T) copper interfaces
Auto-negotiation for port speed and duplex mode
Auto MDI/MDI-X
Digital Diagnostic Monitoring (DDM) on 10G SFP+ port only
VLANs:
Supports 4K VLAN
Port-based VLAN
IEEE 802.1Q VLAN
GVRP
VLAN Trunking
IEEE 802.1v Protocol-based VLAN
IP Subnet-based VLAN
MAC-based VLAN
Traffic Segmentation
L2 Virtual Private Network
Q-in-Q
VLAN Translation
L2 Protocol tunneling (xSTP, CDP, VTP & PVST+)
CDP/PVST+ Filtering
IGMP Snooping:
IGMP v1/v2/v3 snooping
IGMP Proxy reporting
IGMP Filtering
IGMP Throttling
IGMP Immediate Leave
IGMP Querier

OAM
IEEE 802.3ah Link
IEEE 802.1ag Connectivity Fault Management :
Connectivity check
Loopback
Linktrace
ITU-T Y.1731 Performance and Throughput Management:
Frame Delay
Frame Delay variation
IPv4/IPv6 dual protocol stack

Security:

Port security
IEEE 802.1X port based and MAC based authentication Dynamic VLAN Assignment, QoS Assignment
MAC authentication Web authentication Voice VLAN
Guest VLAN
L2/L3/L4 Access Control List
Private VLAN
RADIUS
Port Isolation
Web-based GUI

Management:

CLI, WEB, TELNET

L3:

IPv4 static route
IPv6 static route

Packet Forwarding Rate:

95Mpps

Jumbo Frame (K):

9KB

Switching Capacity:

128Gbps

Dimensions (W x D x H mm):

440 x 220 x 44 mm

Weight (g):

3320g

MTBF:

298,951hrs(25 degree C)

EMI/EMS:

FCC,CE, CISPR, BSMI, VCCI

Safety:

UL (UL60950-1)