A network participating in a larger network that is maintained by an autonomous entity.
A router in an autonomous system that passes routing information to other autonomous systems.
A router within an autonomous system that exchanges routing information with other computers in the autonomous system.
The process of passing an IP datagram from one network interface to another network interface of the same device.
A common link state interior routing protocol.
A common distance vector interior routing protocol.
Any of several protocols used by routers to assemble route information.
SPT (Shortest Path Tree)—
A tree-like map of the network assembled by an OSPF router.