The Ethernet switching module (10BaseT 24 port, RJ-45) provides 24 switched, 10-Mbps (10BaseT Category 3 UTP), full- or half-duplex Ethernet ports using 24 RJ-45 connectors. This module requires supervisor engine module software release 2.2(1) or later. The LEDs provide status information for the module and the individual 10BaseT Ethernet port connections.