Any protocol used by an internetwork to exchange routing data within an autonomous system. E.g. RIP, IGRP and OSPF.
Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot be used with a router.
One of two sublayers of the data link layer of OSI reference model, as defined by the IEEE 802 standard. This sublayer is responsible for error detection but not correction, flow control and framing.
A logical circuit that is created by Virtual channel links. It carries data between two endpoints in a network.
The other name for Virtual Channel is Virtual Circuit.
Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is called path.