Planet Networking & Communication GS-5220-24P4X User Manual page 20

− Voice VLAN
 Supports Spanning Tree Protocol
− STP, IEEE 802.1D Spanning Tree Protocol
− RSTP, IEEE 802.1w Rapid Spanning Tree Protocol
− MSTP, IEEE 802.1s Multiple Spanning Tree Protocol, spanning tree by VLAN
− BPDU Guard
 Supports Link Aggregation
− 802.3ad Link Aggregation Control Protocol (LACP)
− Cisco ether-channel (Static Trunk)
(GS-5220-24P4X/R, GS-5220-24PL4X/R, GS-5220-24UP4X/R and GS-5220-24UPL4X/R)
− Maximum 14 trunk groups, up to 8 ports per trunk group
− Up to 16Gbps bandwidth (full duplex mode)
(GS-5220-16UP4S2X and GS-5220-16UP4S2XR)
− Maximum 11 trunk groups, up to 6 ports per trunk group
− Up to 12Gbps bandwidth (full duplex mode)
 Provides port mirror (many-to-1)
 Port mirroring to monitor the incoming or outgoing traffic on a particular port
 Loop protection to avoid broadcast loops

Layer 3 IP Routing Features
 Supports maximum 32 static routes and route summarization

Quality of Service

Ingress Shaper and Egress Rate Limit per port bandwidth control

8 priority queues on all switch ports

Traffic classification
- IEEE 802.1p CoS
- TOS/DSCP/IP Precedence of IPv4/IPv6 packets
- IP TCP/UDP port number
- Typical network application

Strict priority and Weighted Round Robin (WRR) CoS policies

Traffic-policing policies on the switch port

DSCP remarking

Multicast
 Supports IGMP Snooping v1, v2 and v3
 Supports MLD Snooping v1 and v2
 Querier mode support
 IGMP Snooping port filtering
 MLD Snooping port filtering
 MVR (Multicast VLAN Registration)
User's Manual of GS-5220 Ultra PoE & PoE+ Series
20