Standards: IEEE 802.1w Rapid Convergence Spanning Tree
IEEE 802.1AB Link Layer Discovery Protocol
IEEE 802.3af Power over Ethernet
IEEE 802.1p Priority
IEEE 802.3x Flow Control
IEEE 802.1D Spanning Tree
IEEE 802.3ad Link Aggregation Control Protocol
IEEE 802.1X Network Login
IEEE 802.1Q GVRP
Primary Ports: 48 RJ-45 10/100 ports (IEEE 802.3 Type 10Base-T, IEEE 802.3u Type 100Base-T)
1 RS-232C DB-9 console port
2 Dual Personality Ports each port can be used as either an RJ-45 10/100/1000 port (IEEE 802.3 Type 10Base-T; IEEE 802.3u Type 100Base-TX; IEEE 802.3ab 1000Base-T Gigabit Ethernet) or an open mini-GBIC slot (for use with mini-GBIC transceivers)
Specifications: xDirect232 Single Port RS232 10/100 Device Server
Serial Connectors: Single-port: DB9F RS232 (DCE Pinned)
Ethernet Interface: 10/100M RJ-45
Serial Interface Baud Rate: 300bps to 921.6 Kbps
LED Indicators: Power/Status, Link, Activity, Serial RX Activity & TX Activity
CPU: Based on DSTni-EX Enhanced 16-bit x86 Architecture
Memory: 256 KB SRAM, 1 MB Flash
100-240 VAC International Power Supply with Regional Adapters.
Specifications: 20-port 10/100/1000 PoE+ and 4-port mini-GBIC(SFP) module for HP E5400/E8200 series zl switches
Ports and Slots: 20 x RJ-45 1000Base-T PoE LAN, 4 open mini-GBIC (SFP) slots
Connectivity Media: Twisted Pair 1000Base-T
Data Transfer Rate: 1 Gbps Gigabit Ethernet
Dimensions: 7.76" x 7.52" x 14.29"
Weight: 1.45 lbs.