Fixed port |
24 10/100/1000 BASE-T
Ethernet ports
4 Gigabit SFP Combo ports |
48 10/100/1000 BASE-T
Ethernet ports
4 Gigabit SFP Combo ports |
24 10/100/1000 BASE-T
Ethernet ports
4 Gigabit SFP Combo ports |
48 10/100/1000 BASE-T
Ethernet ports
4 Gigabit SFP Combo ports |
Expansion slot |
2 |
2 |
2 |
2 |
Expansion module |
1-port 10GE XFP module
2-port 10GE XFP module
2-port 10GE CX4 module for short haul |
Performance |
Wire speed L2/L3 switching |
Port Switch capacity:
128 Gbps
Throughput:
95.2 Mpps |
Port Switch capacity:
176 Gbps
Throughput:
130.9 Mpps |
Port Switch capacity:
128 Gbps
Throughput:
95.2 Mpps |
Port Switch capacity:
176 Gbps
Throughput:
130.9 Mpps |
Flash |
16M |
PoE |
No |
No |
Yes |
Yes |
Switching mode |
Store and forward |
Stacking |
Support IRF LITE
Support up to 16 stacking devices |
Jumbo frame |
Support maximum frame size of 9 KB |
Forwarding Latency |
<10us |
SDRAM |
128M |
Layer 2 feature |
MAC address table |
l Up to 16K MAC addresses
l Support black hole MAC addresses |
VLAN |
l Support Port-based VLAN (4k VLANs )
l Support MAC-based VLAN
l Support IPv4 subnet-based VLAN
l Support Protocal based VLAN
l Voice VLAN
l GVRP
l QinQ, Selective QinQ |
Flow control |
l IEEE802.3x flow control and back pressure
l Storm control based on port rate percentage
l PPS-based storm control |
Link aggregation |
l Support LACP
l Support Static link aggregation
l Up to 12 aggregation groups, with 8 GE or 2 10GE ports at most in each group |
Mirroring |
l Traffic mirroring
l Port mirroring(N:4) |
Layer 2 Reliability |
l IEEE 802.1D Spanning Tree Protocol (STP)
l IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
l IEEE 802.1s Multiple Spanning Tree Protocol instances (MSTP)
l STP Root Guard
l BPDU Guard
l Smart Link/Smart Link Multi-instance
l RRPP/RRPP multi-instance |
Multicast |
l Support IGMP snooping v1/v2/v3
l Support MLD Snooping
l Support MVR
l Support dropping known multicast packets |
Layer 3 feature |
IP routing
|
l Support static routes
l Support RIPv1/v2,RIPng |
DHCP |
l DHCP Client
l DHCP Snooping
l DHCP Relay
l DHCP Snooping option82/DHCP Relay option82 |
Convergence |
QoS
|
l Support packet redirection
l Support inbound committed access rate (CAR)
l Eight output queues for each port
l Flexible queue scheduling algorithms based on port and queue, including strict priority (SP), weighted round robin (WRR), and SP + WRR.
l Support remarking of 802.1p and DSCP priorities |
ACL |
l Layer 2 to Layer 4 packet filtering.
l Traffic classification based on source MAC addresses, destination MAC address, source IP address, destination IP address, port, protocol, and VLAN
l Support Time range based ACL
l Support the VLAN-based ACL |
Security |
Security Features |
l Support Centralized MAC address authentication
l Support Port isolation
l Support MAC address black hole
l Support MAC Address Learning Limit
l Support SSH V2
l Support EAD
l Port-based and MAC address–based authentication
l Guest VLAN |