BGP

Border Gateway Protocol

Network Layer — Routing

Protocol Overview

Full Name Border Gateway Protocol
Abbreviation BGP
OSI Layer Network Layer
Category Routing
Default Port 179
RFC RFC 4271

About BGP

The routing protocol of the internet. Exchanges routing information between autonomous systems (ASes) to determine best paths across networks.

Network Layer Routing Port 179

Standards Reference

BGP is defined in RFC 4271, 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