Planet Networking & Communication GS-5220 Series User Manual page 25

− Broadcast/Multicast/Unknown unicast
■ Supports VLAN
− IEEE 802.1Q tagged VLAN
− Up to 255 VLANs groups, out of 4094 VLAN IDs
− Supports provider bridging (VLAN Q-in-Q, IEEE 802.1ad)
− Private VLAN Edge (PVE)
− Protocol-based VLAN
− MAC-based VLAN
− Voice VLAN
■ Supports Spanning Tree Protocol
− IEEE 802.1D Spanning Tree Protocol
− IEEE 802.1w Rapid Spanning Tree Protocol
− 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)
− Maximum 14 trunk groups, up to 4 ports per trunk group (GS-5220-24(U)P(L)4XV(R))
− Maximum 9 trunk groups, up to 2 ports per trunk group (GS-5220-16UP2XV(R))
− Maximum 14 trunk groups, up to 8 ports per trunk group (GS-5220-16T2XV(R)/GS-5220 LCD(R))
■ 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 Features
■ Supports maximum 128 static routes and route summarization
■ IP dynamic routing protocol supports OSPFv2
■ Routing interface provides per VLAN routing mode

Quality of Service
■ Ingress Shaper and Egress Rate Limit per port bandwidth control
User's Manual of GS-5220 LCD Series Managed Switch
25