Chapter 1: Product Overview
Product Overview
NGSM48T2 User Manual | 15
L2 Features
Flow Control:
802.3x (Full-duplex)ort/ Back-Pressure
(Half-duplex)
Spanning Tree:
IEEE 802.1D-2004(Includes IEEE 802.1w): Rapid
Spanning Tree Protocol
802.1s Multiple Spanning Tree Protocol
Loop Detection
VLAN:
IEEE 802.1Q Tagged Based, Max. VLAN Group: 4K
QinQ
Port-based VLAN
Voice VLAN
Private VLAN
MVR
MAC-Based VLAN
Protocol-Based VAN
Link Aggregation:
IEEE 802.3ad with LACP: 26 trunks/ up to 8 port per trunk
Static Trunk: 26 trunks/ up to 8 port per trunk
Max. Group:26
Max. Ports/Group:8
IGMP Snooping:
IGMP Snooping v1/v2/v3
IPv6 MLD Snooping v1/v2
Queries support/ IGMP Filtering, IGMP Leave Proxy,
Immediate Leave
Storm Control:
Broadcast/ Multi-cast/ Un-known Unicast
Jumbo Frame Support:
10K
QoS Features
Number of Priority queue:
8 queues/ port
Scheduling for priority queue :
WRR/Strict Priority
scheduling/Hybrid
CoS :
802.1p/ IP Precedence/ IP TOS Precedence
IP DSCP/ Port based Priority
Rate Limiting:
Ingress/Egress: 1Kbps/ 1pps granularity
DiffServ (RFC2474) remarking