The IS-IS protocol is one of a family of IP Routing protocols, and is an Interior Gateway Protocol (IGP) for the Internet used to distribute IP routing information throughout a single Autonomous System (AS) in an IP network.
The IS-IS protocol is one of a family of IP Routing protocols, and is an Interior Gateway Protocol (IGP) for the Internet used to distribute IP routing information throughout a single Autonomous System (AS) in an IP network.