This section describes how to configure a Layer-3 Ethernet interface. A Layer-3 Ethernet interface supports the routing functions and uses routes to forward packets.
This section describes how to configure an Eth-Trunk interface. An Eth-Trunk interface balances traffic loads across devices, increases bandwidth, and improves traffic reliability.
This section describes how to configure a loopback interface. Once created, a loopback interface remains in the Up state. Loopback interface characteristics are used to improve reliability.