module ietf-bfd {

    yang-version 1.1;

    namespace
      "urn:ietf:params:xml:ns:yang:ietf-bfd";

    prefix bfd;

    import ietf-bfd-types {
      prefix bfd-types;
      reference
        "RFC 9314: YANG Data Model for Bidirectional Forwarding
        Detection (BFD)";


    }
    import ietf-routing {
      prefix rt;
      reference
        "RFC 8349: A YANG Data Model for Routing Management
        (NMDA Version)";


    }

    organization "IETF BFD Working Group";

    contact
      "WG Web:   <https://datatracker.ietf.org/wg/bfd/>
WG List:  <mailto:rtg-bfd@ietf.org>

Editor:   Reshad Rahman
	  <mailto:reshad@yahoo.com>

Editor:   Lianshu Zheng
	  <mailto:veronique_cheng@hotmail.com>

Editor:   Mahesh Jethanandani
	  <mailto:mjethanandani@gmail.com>";

    description
      "This module contains the YANG definition for BFD parameters as
per RFC 5880.

Copyright (c) 2022 IETF Trust and the persons identified as
authors of the code.  All rights reserved.

Redistribution and use in source and binary forms, with or
without modification, is permitted pursuant to, and subject
to the license terms contained in, the Revised BSD License set
forth in Section 4.c of the IETF Trust's Legal Provisions
Relating to IETF Documents
(https://trustee.ietf.org/license-info).

This version of this YANG module is part of RFC 9314; see the
RFC itself for full legal notices.";

    reference
      "RFC 5880: Bidirectional Forwarding Detection (BFD)
       RFC 9314: YANG Data Model for Bidirectional Forwarding
      Detection (BFD)";


    revision "2022-09-22" {
      description
        "Updating reference to RFC 9314.";
      reference
        "RFC 9314: YANG Data Model for Bidirectional Forwarding
        Detection (BFD).";

    }

    revision "2021-10-21" {
      description "Initial revision.";
      reference
        "RFC 9127: YANG Data Model for Bidirectional Forwarding
        Detection (BFD)";

    }


    augment /rt:routing/rt:control-plane-protocols/rt:control-plane-protocol {
      when
        "derived-from-or-self(rt:type, 'bfd-types:bfdv1')" {
        description
          "This augmentation is only valid for a control plane protocol
instance of BFD (type 'bfdv1').";
      }
      description "BFD augmentation.";
      container bfd {
        description
          "BFD top-level container.";
        uses bfd-types:session-statistics-summary;
      }  // container bfd
    }
  }  // module ietf-bfd