PI DATE : SEPTEMBER 2007 PORTS: 24 x negotiating 10BASE-T/100BASE-TX/1000BASE-T ports, 4 of which are dual-personality 10/100/1000 or SFP Gigabit ports 2 rear slots for dual-port 10-Gigabit modules, XFP-based or CX4 local connection PERFORMANCE: 128.0 Gbps switching capacity, with 95.2 Mpps forwarding Power over Ethernet: IEEE 802.3af PoE injection into Cat5 or 5e LAN wiring LAYER 2 SWITCHING: full-rate nonblocking on all ports, full-/half-duplex autonegotiation, flow control, multicast filtering, IEEE 802.1Q VLAN support, IEEE 802.1p traffic prioritization, IEEE 802.3ad Link Aggregation Control Protocol, IGMP snooping; more LAYER 3 SWITCHING: hardware-based, dynamic routing; more SECURITY: IEEE 802.1X network login, local & RADIUS server authentication, automatic VLAN assignment via RADIUS server,Access Control Lists (ACLs) 3COM MANAGEMENT: 3Com Network Supervisor, 3Com Network Director, 3Com Enterprise Management Suite OTHER MANAGEMENT: CLI via console or Telnet, embedded web management i/face SNMP management DIMENSION: H x W x D 43.6 x 440 x 300 mm