3Com 3CNJ220-BLK Data Sheet - Page 5

3 C O M ® I N T E L L I J A C K ™ S W I T C H FA M I LY D ATA S H E E T, INTERNATIONAL-S TA N D A R D M O D E L S Performance Switching capacity: 1.0 Gbps; Forwarding rate: 1.0 Mpps Layer 2 Switching MAC Address 512 MAC addresses Secure MAC addresses (32 addresses) VLAN 64 VLANs (IEEE 802.1Q)* Auto-negotiation Auto-negotiation of port speed and duplex Traffic control* IEEE 802.3x full-duplex flow control Convergence Priority Queues Four hardware queues per port Strict priority queuing Weighted Round Robin queuing Traffic Prioritization Priority based on: • IEEE 802.1pCoS • DSCP (DiffServ Code Point) • Default port priority Traffic Shaping* Egress rate limiting, port-based: • 128 Kbps to 64 Mbps in 16 steps; no limit Security Network Login* IEEE 802.1X user authentication • RADIUS authentication • Secure Mode (locks MAC address) Switch Management* Local management of switch passwords Management Remote Management* SNMP v1 User-selectable management VLAN Software* Backup and restore Configuration upload via Central Configuration Manager Configuration* Central Configuration Manager Local Configuration Manager Web-based SNMP Mirror port / RAP (Roving Analysis Port)* One-to-one RMON (Remote Monitoring)* Statistics IP address allocation DHCP* Manual Remote management* 3Com Network Supervisor • Topology discovery • Change management reporting • Capacity planning • Event logging • Fault identification and troubleshooting • Utilization monitoring * Not available with NJ105 4