The 12-port 10/100BASE-TX Fast Ethernet Layer 3 Switching Module is a intelligent multiprotocol module with embedded management agents. Features: Twelve 10/100BASE-TX Fast Ethernet front panel ports that provide a 100Mbps connection over UTP-Category 5 cables. One Gigabit Ethernet nonblocking port that connects through the backplane to the switch fabric module. Management using the Administration Console, the Web Management suite of applications with an Internet browser, or SNMP-based applications. Hot swapping of modules.