openbsd-ports/net/zebra/pkg/DESCR

GNU Zebra is free software that manages TCP/IP based routing
protocols. It takes multi-server and multi-thread approach to resolve
the current complexity of the Internet.

GNU Zebra supports BGP4, BGP4+, OSPFv2, OSPFv3, RIPv1, RIPv2, and RIPng.

GNU Zebra also supports Route Server and a Route Reflector.  It
provides full routing power under a new architecture. GNU Zebra is
unique in design in that it has a process for each protocol.

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