Fixed Ports

48 × 10/100/1,000 Base-T

Switching Capacity

256 Gbit/s

Forwarding Performance

132 Mpps

Extended Slots

two extended slots, one for an uplink subcard and the other for a stack card

MAC Address Table

IEEE 802.1d compliance

16K MAC address entries

MAC address learning and aging

Static, dynamic, and blackhole MAC address entries

Packet filtering based on source MAC addresses

VLAN

4K VLANs

Guest VLAN and voice VLAN

GVRP

MUX VLAN

VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and ports

1:1 and N:1 VLAN Mapping

Reliability

RRPP ring topology and RRPP multi-instance

Smart Link tree topology and Smart Link multi-instance, providing the millisecond-level protection switchover

SEP

ERPS (G.8032)

STP (IEEE 802.1d), RSTP (IEEE 802.1w), and MSTP (IEEE 802.1s)

BPDU protection, root protection, and loop protection

IP Routing

Static route, RIPv1, RIPv2, RIPng, and ECMP

IPv6 Features

Neighbor Discovery (ND)

Path MTU (PMTU)

IPv6 ping, IPv6 tracert, and IPv6 Telnet

ACLs based on the source IPv6 address, destination IPv6 address, Layer 4 ports, or protocol type

MLD v1/v2 snooping

6to4 tunnel, ISATAP tunnel, and manually configured tunnel

Multicast

IGMP v1/v2/v3 snooping and IGMP fast leave

Multicast forwarding in a VLAN and multicast replication between VLANs

Multicast load balancing among member ports of a trunk

Controllable multicast

Port-based multicast traffic statistics

QoS/ACL

Rate limiting on packets sent and received by an interface

Packet redirection

Port-based traffic policing and two-rate three-color CAR

Eight queues on each port

WRR, DRR, SP, WRR + SP, and DRR + SP queue scheduling algorithms

Re-marking of the 802.1p priority and DSCP priority

Packet filtering at Layer 2 to Layer 4, filtering out invalid frames based on the source

MAC address, destination MAC address, source

IP address, destination IP address, TCP/UDP port number, protocol type, and VLAN ID

Rate limiting in each queue and traffic shaping on ports

Security

User privilege management and password protection

DoS attack defense, ARP attack defense, and ICMP attack defense

Binding of the IP address, MAC address, interface, and VLAN

Port isolation, port security, and sticky MAC

Blackhole MAC address entries

Limit on the number of learned MAC addresses

802.1x authentication and limit on the number of users on an interface

AAA authentication, RADIUS authentication, HWTACACS+ authentication, and NAC

SSH v2.0

Hypertext Transfer Protocol Secure (HTTPS)

CPU defense

Blacklist and whitelist

802.1x authentication, MAC address authentication, and combined authentication on a per port basis

Portal authentication on a per VLANIF interface basis

Management and Maintenance

Stacking

MAC Forced Forwarding (MFF)

Virtual cable test

SNMP v1/v2c/v3

RMON

Web-based NMS

System logs and alarms of different levels

Interoperability

Supports VBST (Compatible with PVST/PVST+/RPVST)

Supports LNP (Similar to DTP)

Supports VCMP (Similar to VTP)

Operating Environment

Operating temperature: 0°C to 50°C
Relative humidity: 5% to 95% (non-condensing)

Input Voltage

AC:
Rated voltage range: 100V to 240V, 50/60 Hz Maximum voltage range: 90V to 264V, 50/60 Hz
DC:
Rated voltage range: –48V to –60V, Maximum voltage range: –36V to –72V
Note: PoE-support switches do not use DC power supplies.

Dimensions (W x D x H)

442 mm x 420 mm x 43.6 mm

Power Consumption

< 78W