What is igp in networking?
An interior gateway protocol (IGP) is a type of protocol used for exchanging routing information between gateways (commonly routers) within an autonomous system (for example, a system of corporate local area networks). An IGP Interior Gateway Protocol is a protocol for exchanging routing information between gateways hosts with routers within an autonomous network for e. IGPs are used for routing within a routing domain, those networks within the control of a single organization. IGP, or Interior Gateway Protocol, is a type of routing protocol used for distributing routing information within autonomous systems in large internetworks based. Interior gateway protocols are used inside an organization's network and are limited. IGP and EGP Routing Protocols (3.