Elma Electronics offers a 6U VPX 28-port ethernet switch that provides full-wire speed switching of up to 125 Mpps (million packets per second), with 24 gigabit ethernet (GigE) ports and up to four 10 GigE ports. The fully managed ComEth 4340a switch supports Layer 2 bridging and Layer 3 IPv4/v6 unicast and multicast routing with Layer 2 through 4 advanced traffic classification, filtering, and prioritization. It is suitable for applications requiring data prioritization and filtering, traffic classification and monitoring by network applications, and delay-sensitive and critical environments. Accessible via browser, the switch features a built-in test suite for maintenance and security. Capabilities include a forwarding database handling 16,000 entries and an automatic or controlled learning and aging routing table.