YANG Data Model for Bidirectional Forwarding Detection (BFD)
draft-ietf-bfd-yang-06

Document Type Active Internet-Draft (bfd WG)
Last updated 2017-06-30
Replaces draft-zheng-bfd-yang
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Network Working Group                                     R. Rahman, Ed.
Internet-Draft                                             Cisco Systems
Intended status: Standards Track                           L. Zheng, Ed.
Expires: January 1, 2018                             Huawei Technologies
                                                    M. Jethanandani, Ed.
                                                           Cisco Systems
                                                           S. Pallagatti

                                                               G. Mirsky
                                                         ZTE Corporation
                                                           June 30, 2017

      YANG Data Model for Bidirectional Forwarding Detection (BFD)
                       draft-ietf-bfd-yang-06.txt

Abstract

   This document defines a YANG data model that can be used to configure
   and manage Bidirectional Forwarding Detection (BFD).

Requirements Language

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   document are to be interpreted as described in RFC 2119 [RFC2119].

Status of This Memo

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   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on January 1, 2018.

Rahman, et al.           Expires January 1, 2018                [Page 1]
Internet-Draft                  BFD YANG                       June 2017

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   document authors.  All rights reserved.

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Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Design of the Data Model  . . . . . . . . . . . . . . . . . .   4
     2.1.  Design of Configuration Model . . . . . . . . . . . . . .   5
       2.1.1.  Common BFD configuration parameters . . . . . . . . .   5
       2.1.2.  Single-hop IP . . . . . . . . . . . . . . . . . . . .   6
       2.1.3.  Multi-hop IP  . . . . . . . . . . . . . . . . . . . .   6
       2.1.4.  MPLS Traffic Engineering Tunnels  . . . . . . . . . .   7
       2.1.5.  MPLS Label Switched Paths . . . . . . . . . . . . . .   7
       2.1.6.  Link Aggregation Groups . . . . . . . . . . . . . . .   8
     2.2.  Design of Operational Model . . . . . . . . . . . . . . .   8
     2.3.  Notifications . . . . . . . . . . . . . . . . . . . . . .   9
     2.4.  RPC Operations  . . . . . . . . . . . . . . . . . . . . .   9
     2.5.  BFD top level hierarchy . . . . . . . . . . . . . . . . .   9
     2.6.  BFD IP single-hop hierarchy . . . . . . . . . . . . . . .   9
     2.7.  BFD IP multi-hop hierarchy  . . . . . . . . . . . . . . .  11
     2.8.  BFD over LAG hierarchy  . . . . . . . . . . . . . . . . .  13
     2.9.  BFD over MPLS LSPs hierarchy  . . . . . . . . . . . . . .  16
     2.10. BFD over MPLS-TE hierarchy  . . . . . . . . . . . . . . .  18
     2.11. Interaction with other YANG modules . . . . . . . . . . .  19
       2.11.1.  Module ietf-interfaces . . . . . . . . . . . . . . .  20
       2.11.2.  Module ietf-ip . . . . . . . . . . . . . . . . . . .  20
       2.11.3.  Module ietf-mpls . . . . . . . . . . . . . . . . . .  20
       2.11.4.  Module ietf-te . . . . . . . . . . . . . . . . . . .  20
     2.12. IANA BFD YANG Module  . . . . . . . . . . . . . . . . . .  21
     2.13. BFD top-level YANG Module . . . . . . . . . . . . . . . .  23
     2.14. BFD IP single-hop YANG Module . . . . . . . . . . . . . .  36
     2.15. BFD IP multi-hop YANG Module  . . . . . . . . . . . . . .  38
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