MPLS L3VPN-ISIS

Description

IS-IS : Intermediate System to Intermediate System routing exchange protocol (the ISO protocol for routing within a single routing domain) IS-IS was originally designed for use as a dynamic routing protocol for the ISO Connectionless Network Protocol (CLNP); Adapted for routing IP in addition to CLNP as integrated or dual IS-IS IS-IS is a Link State Protocol similar to the Open Shortest Path First (OSPF)