IPv4 Flow control Back Pressure Flow Control DHCP Server/Client ARP RARP LLDP Port Mirror Linkup Delay SMTP SNMP Trap SNMP Inform SNMPv1/v2c/v3 RMON TFTP SFTP HTTP HTTPS Telnet Syslog Private MIB Loo

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 6 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 28 Gigabit ports, -10 to 60°C operating temperature

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 6 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 28 Gigabit ports, -40 to 75°Coperating temperature

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 2 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 12 Gigabit ports, -10 to 60°C operating temperature

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 2 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 12 Gigabit ports, -40 to 75°C operating temperature

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 4 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 20 Gigabit ports, -40 to 75°C operating temperature

Layer 3 full Gigabit modular managed Ethernet switch with 4 fixed Gigabit ports, 4 slots for optional 4-port GE/FE modules, 2 slots for isolated power modules, up to 20 Gigabit ports, -10 to 60°C operating temperature