ports: 18 total available ports, comprised of 16 x 10b-t/100b-tx ; 2 x dual-personality 10/100/1000 or sfp port; rj-45 console port ;ieee 802.3af in-line power on 8 x 10/100 ports performance: 5.2 gbps switching capacity with 3.9 mpps forwarding rate(max) layer 2 switching: 8,196 mac addresses in address table 64 static mac add (in addition to default address); 256 port-based vlans (ieee 802.1q) ieee 802.3ad link aggregation control protocol (lacp); automated & manual aggregation security: ieee 802.1x network login, radius server authentication, radius authenticated device access (rada); more power over ethernet: ieee 802.3af poe injection into cat5 or 5e lan wiring 3com management: 3com network supervisor, network director, enterprise management suite other management: cli via console or telnet, embedded web management i/face snmp management dimensions: h x w x d 45 mm x 300 mm x 275 mm * four hardware queues per port strict priority queuing * ieee 802.1p class of service/quality of service (cos/qos) on egress * common operating system shared across all 3com enterprise switches, which simplifies set-up and ongoing management