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User’s Manual of XGSW-28040HP
16
1.4 Product Features
Physical Port
24-Port 10/100/1000Base-T
RJ-45 copper with IEEE 802.3at / 802.3af Power over Ethernet Injector function
4 100/1000Base-X mini-GBIC/SFP
slot, shared with Port-21 to Port-24 compatible with 100Base-FX SFP
4 10GBase-SR/LR SFP+
slot, compatible with 1000Base-SX/LX/BX SFP
RJ45 to RS-232 DB9 console interface for basic management and setup
Power over Ethernet
■
Complies with IEEE 802.3at High Power over Ethernet End-Span PSE
■
Complies with IEEE 802.3af Power over Ethernet End-Span PSE
■
Up to 24 ports of IEEE 802.3af / 802.3at devices powered
■
Supports PoE Power up to 30.8 Watts for each PoE ports
■
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 Port Power feeding priority
Per PoE port power limitation
PD classification detection
PD alive-check
PoE schedule
PD power recycling 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 / Unicast / Unknown-unicast
Supports
VLAN
IEEE 802.1Q Tagged VLAN
Up to 255 VLANs groups, out of 4095 VLAN IDs
Provider Bridging (VLAN Q-in-Q) support (IEEE 802.1ad)
Private VLAN Edge (PVE)
Protocol-based VLAN
MAC-based VLAN
IP Subnet-based VLAN
Voice VLAN
Supports
Spanning Tree Protocol
STP, IEEE 802.1D Spanning Tree Protocol
RSTP, IEEE 802.1w Rapid Spanning Tree Protocol