The BGP community is the tagging mechanism we use to mark our BGP prefixes. The BGP community is an Optional, Transitive BGP attribute, meaning that if they exist they should be propagated to all BGP ...

The BGP community attribute comprises a numeric value assigned to a particular prefix and propagated to neighboring routers. Upon receiving the prefix, the neighbor scrutinizes the community value, ...

BGP (Border Gateway Protocol) is the routing protocol of the Internet. It's how routers exchange routing information. Your Program → ExaBGP → BGP Protocol → ...

Well-known BGP communities are predefined values with universally recognized semantics across BGP-speaking routers. They allow you to influence routing behavior without intricate per-neighbor policy.