GS-5220-Series (V4) User Manual

Table Of Contents
Users Manual of GS-5220 PoE Series Managed Switch
21
Power over Ethernet Plus (GS-5220-8P2T2X /GS-5220-24P(L)4X(R)/GS-5220-48P(L)4X(R))
Complies with IEEE 802.3at Power over Ethernet Plus/end-span PSE
Backward compatible with IEEE 802.3af Power over Ethernet
Up to 24/48 ports of IEEE 802.3af/IEEE 802.3at devices powered
Supports PoE power up to 36 watts for each PoE port
Auto detects powered device (PD)
Circuit protection prevents power interference between ports
Remote power feeding up to 100 meters
PoE management
Total PoE power budget control
Per port PoE function enable/disable
PoE admin-mode control
PoE port power feeding priority
Per PoE port power limitation
PD classification detection
Temperature threshold control
PD alive check
PoE schedule
Layer 2 Features
Prevents packet loss with back pressure (half-duplex) and IEEE 802.3x pause frame flow control (full-duplex)
High performance of Store-and-Forward architecture and runt/CRC filtering eliminates erroneous packets to optimize
the network bandwidth
Storm Control support
Broadcast/Multicast/Unknown unicast
Supports VLAN
IEEE 802.1Q tagged VLAN
Up to 4K 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 8 ports per trunk group (GS-5220-24P(L)4X(R))
Maximum 26 trunk groups, up to 4 ports per trunk group (GS-5220-48P(L)4X(R))
Maximum 6 trunk groups, up to 4 ports per trunk group (GS-5220-8P2T2X /GS-5220-8UP2T2X)
Maximum 11 trunk groups, up to 6 ports per trunk group (GS-5220-16UP4S2X(R))
Maximum 14 trunk groups, up to 8 ports per trunk group (GS-5220-24UP(L)4X(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