The BlackDiamond 8800 modular switching family of highly available switches delivers high-density gigabit Power over Ethernet (PoE) and 10 Gigabit Ethernet. The versatile BlackDiamond 8800 series supports a full range of Layer 2-4 features on every port.A high-performance network connection, whether used to connect PCs and IP telephones at the access layer or to interconnect servers in a cluster, is only useful if it is also highly available. The BlackDiamond 8800 modular switching family incorporates extensive hardware redundancy and a modular operating system - ExtremeWare XOS. ExtremeWare XOS supports system recovery and application upgrades without the need for a system reboot, as well as networking protocols that provide the network recovery required by converged applications.