Interior Gateway Protocol

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Interior Gateway Protocol

(IGP) An Internet protocol which distributes routing information to the routers within an autonomous system. The term "gateway" is historical, "router" is currently the preferred term.

See also Exterior Gateway Protocol, Open Shortest Path First, Routing Information Protocol.
References in periodicals archive ?
In order to provide redundant access from the Internet to LAN-based Web and e-commerce servers, Netopia routers can be configured to have the backup module or modem connect to a POP router at an ISP, equipped with interior routing protocols such as OSPF (Open Shortest Path First) or IGRP (Interior Gateway Routing Protocol).

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