The Extreme switching X620 product family is a compact 10Gb Ethernet switch for 10Gb edge applications in a small 1RU form factor. Extreme switching X620 supports sophisticated, intelligent Layer 2 switching, as well as Layer 3 IPv4/IPv6 routing including policy-based switching/routing. The X620 simplifies network operation with the Extreme XOS modular operating system, which is used among all Extreme switching networking products. The high availability Extreme XOS operating system provides simplicity and ease of operation through the use of one OS everywhere in the network.