Extensions to Resource ReSerVation Protocol-Traffic Engineering (RSVP- TE) to Support Route Exclusion Using Path Key Subobject
draft-zhang-ccamp-route-exclusion-pathkey-01

CCAMP Working Group                                          Xian Zhang 
Internet Draft                                              Fatai Zhang 
Category: Standards track                                        Huawei  
                                                    O. Gonzalez de Dios 
                                                         Telefonica I+D 
                                                           Igor Bryskin 
                                                ADVA Optical Networking 
                                                            Dhruv Dhody 
                                                                 Huawei 
 
 
Expires: August 13, 2014                             February 14,  2014 
                                    
                                    
                                    
 Extensions to Resource ReSerVation Protocol-Traffic Engineering (RSVP-
         TE) to Support Route Exclusion Using Path Key Subobject 
                                    
                                    
              draft-zhang-ccamp-route-exclusion-pathkey-01.txt 

Status of this Memo 

   This Internet-Draft is submitted to IETF in full conformance with   
   the provisions of BCP 78 and BCP 79. 

   Internet-Drafts are working documents of the Internet Engineering   
   Task Force (IETF), its areas, and its working groups.  Note that   
   other groups may also distribute working documents as Internet-   
   Drafts. 

   Internet-Drafts are draft documents valid for a maximum of six 
   months   and may be updated, replaced, or obsoleted by other 
   documents at any   time.  It is inappropriate to use Internet-Drafts 
   as reference   material or to cite them other than as "work in 
   progress." 

   The list of current Internet-Drafts can be accessed at   
   http://www.ietf.org/ietf/1id-abstracts.txt. 

   The list of Internet-Draft Shadow Directories can be accessed at   
   http://www.ietf.org/shadow.html. 

   This Internet-Draft will expire on August 13, 2014. 

 
 
 
Zhang et al              Expires August 2014                   [Page 1] 


draft-zhang-ccamp-route-exclusion-pathkey-01.txt          February 2014 

 Copyright Notice 

   Copyright (c) 2014 IETF Trust and the persons identified as the    
   document authors.  All rights reserved. 

   This document is subject to BCP 78 and the IETF Trust's Legal 
   Provisions Relating to IETF Documents 
   (http://trustee.ietf.org/license-info) in effect on the date of 
   publication of this document. Please review these documents 
   carefully, as they describe your rights and restrictions with 
   respect to this document. Code Components extracted from this 
   document must include Simplified BSD License text as described in 
   Section 4.e of the Trust Legal Provisions and are provided without 
   warranty as described in the Simplified BSD License. 

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 [RFC2119]. 

Abstract 
 
   This document extends the Resource ReSerVation Protocol-Traffic 
   Engineering (RSVP-TE) eXclude Route Object (XRO) and Explicit 
   eXclusion Route Subobject (EXRS) within Explicit Route Object (ERO) 
   to support specifying route exclusion requirement using Path Key 
   Subobject (PKS).  

    

Table of Contents 

   1. Introduction ................................................ 3 
      1.1. Example Use ............................................ 3 
   2. RSVP-TE Extensions .......................................... 4 
      2.1. Path Key Subobject (PKS)................................ 4 
      2.2. PKS Processing Rules.................................... 5 
   3. Other considerations......................................... 6 
      3.1. Path-Key Retention and Reuse............................ 6 
      3.2. Path-Key Uniqueness..................................... 7 
      3.3. PKS Update ............................................. 7 
   4. Manageability Considerations .................................7 
      4.1. Control of Function through Configuration and Policy.....7 
   5. Security Considerations...................................... 8 
   6. IANA Considerations ......................................... 8 
 
 
Zhang et al              Expires August 2014                  [Page 2] 


draft-zhang-ccamp-route-exclusion-pathkey-01.txt          February 2014 

      6.1. New Subobject Type...................................... 8 
      6.2. New Error Code ......................................... 8 
   7. Acknowledgments ............................................. 9 
   8. References .................................................. 9