OSPF

Open Shortest Path First

Network Layer — Routing

Protocol Overview

Full Name Open Shortest Path First
Abbreviation OSPF
OSI Layer Network Layer
Category Routing
RFC RFC 2328

About OSPF

Interior gateway routing protocol using Dijkstra's shortest-path algorithm. Widely used within enterprise and ISP networks.

Network Layer Routing

Standards Reference

OSPF is defined in RFC 2328, published by the Internet Engineering Task Force (IETF). RFCs are the official standards documents for internet protocols and are freely available for public review.

Related Protocols — Network Layer