TRILL OAM Framework
draft-ietf-trill-oam-framework-01

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Document Type Active Internet-Draft (trill WG)
Last updated 2013-02-19
Replaces draft-salam-trill-oam-framework
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Stream WG state WG Document Nov 2012 Feb 2014
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TRILL Working Group                                          Samer Salam
INTERNET-DRAFT                                        Tissa Senevirathne
Intended Status: Informational                                     Cisco
                                                                        
                                                              Sam Aldrin
                                                         Donald Eastlake
                                                                  Huawei
                                                                        
Expires: August 23, 2013                               February 19, 2013

                          TRILL OAM Framework 
                   draft-ietf-trill-oam-framework-01

Abstract

   This document specifies a reference framework for Operations,
   Administration and Maintenance (OAM) in TRILL networks. The focus of
   the document is on the fault and performance management aspects of
   TRILL OAM. 

Status of this Memo

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   provisions of BCP 78 and BCP 79.

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Copyright and License Notice

   Copyright (c) 2013 IETF Trust and the persons identified as the
 

Salam et al.            Expires August 23, 2013                 [Page 1]
INTERNET DRAFT            TRILL OAM Framework          February 19, 2013

   document authors. All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
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   (http://trustee.ietf.org/license-info) in effect on the date of
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Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  4
     1.1  Terminology . . . . . . . . . . . . . . . . . . . . . . . .  5
     1.2 Relationship to Other OAM Work . . . . . . . . . . . . . . .  5
   2. TRILL OAM Model . . . . . . . . . . . . . . . . . . . . . . . .  6
     2.1 OAM Layering . . . . . . . . . . . . . . . . . . . . . . . .  6
       2.1.1 Relationship to CFM  . . . . . . . . . . . . . . . . . .  7
       2.1.2 Relationship to BFD  . . . . . . . . . . . . . . . . . .  8
       2.1.3 Relationship to Link OAM . . . . . . . . . . . . . . . .  8
     2.2 TRILL OAM in the RBridge Port Model  . . . . . . . . . . . .  9
     2.3 Network, Service and Flow OAM  . . . . . . . . . . . . . . . 10
     2.4 Maintenance Domains  . . . . . . . . . . . . . . . . . . . . 11
     2.5 Maintenance Entity and Maintenance Entity Group  . . . . . . 12
     2.6 MEPs and MIPs  . . . . . . . . . . . . . . . . . . . . . . . 12
     2.7 Maintenance Point Addressing . . . . . . . . . . . . . . . . 14
   3. OAM Frame Format  . . . . . . . . . . . . . . . . . . . . . . . 15
     3.1 Motivation . . . . . . . . . . . . . . . . . . . . . . . . . 15
     3.2 Determination of Flow Entropy  . . . . . . . . . . . . . . . 16
       3.2.1 Address Learning and Flow Entropy  . . . . . . . . . . . 17
     3.3 OAM Message Channel  . . . . . . . . . . . . . . . . . . . . 17
     3.4 Identification of OAM Messages . . . . . . . . . . . . . . . 17
   4. Fault Management  . . . . . . . . . . . . . . . . . . . . . . . 17
     4.1 Proactive Fault Management Functions . . . . . . . . . . . . 17
       4.1.1 Fault Detection (Continuity Check) . . . . . . . . . . . 18
       4.1.2 Defect Indication  . . . . . . . . . . . . . . . . . . . 18
         4.1.2.1 Forward Defect Indication  . . . . . . . . . . . . . 18
         4.1.2.2 Reverse Defect Indication (RDI)  . . . . . . . . . . 19
     4.2 On-Demand Fault Management Functions . . . . . . . . . . . . 19
       4.2.1 Connectivity Verification  . . . . . . . . . . . . . . . 19
         4.2.1.1 Unicast  . . . . . . . . . . . . . . . . . . . . . . 19
         4.2.1.2 Multicast  . . . . . . . . . . . . . . . . . . . . . 20
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