--- 1/draft-ietf-idr-reserved-extended-communities-05.txt 2013-12-02 09:14:33.304242842 -0800 +++ 2/draft-ietf-idr-reserved-extended-communities-06.txt 2013-12-02 09:14:33.320243249 -0800 @@ -1,19 +1,19 @@ Network Working Group B. Decraene -Internet-Draft France Telecom - Orange +Internet-Draft Orange Intended status: Standards Track P. Francois -Expires: November 22, 2013 IMDEA Networks - May 21, 2013 +Expires: June 5, 2014 IMDEA Networks + December 2, 2013 Assigned BGP extended communities - draft-ietf-idr-reserved-extended-communities-05 + draft-ietf-idr-reserved-extended-communities-06 Abstract This document defines an IANA registry in order to assign non- transitive extended communities from. These are similar to the existing well-known BGP communities defined in RFC 1997 but provide a control over inter-AS community advertisement as, per RFC RFC 4360, they are not transitive across Autonomous System boundaries. For that purpose, this document defines the use of the reserved @@ -34,21 +34,21 @@ Internet-Drafts are working documents of the Internet Engineering Task Force (IETF). Note that other groups may also distribute working documents as Internet-Drafts. The list of current Internet- Drafts is at http://datatracker.ietf.org/drafts/current/. 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." - This Internet-Draft will expire on November 22, 2013. + This Internet-Draft will expire on June 5, 2014. Copyright Notice Copyright (c) 2013 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 @@ -133,23 +133,23 @@ As per [RFC6793], a 2-octet Autonomous System number can be converted into a 4-octet Autonomous System number by setting the two high-order octets of the 4-octet field to zero. This applies to the reserved 2-octet Autonous System number 65535 which could use either a standard community or the 4-octet AS specific generic extended community. As noted in [I-D.ietf-idr-as4octet-extcomm-generic-subtype], this is undesirable as they would be treated as different communities, even if they had the same values. - Therefore, this document does not define a non-transitive extended - community registry and transitive communities are still to be - assigned as per [RFC1997]. + Therefore, this document does not define a transitive extended + community registry. Transitive communities are to be assigned as per + [RFC1997]. 4. IANA Considerations The IANA is requested to create and maintain a registry entitled "Assigned non-transitive extended communities" with the following registration procedure: Registry Name: Assigned non-transitive extended communities with Global Significance @@ -172,22 +172,22 @@ the security of the BGP protocol. It allows the allocation of non-transitive global communities which are not propagated across Autonomous System boundaries. Compared to a transitive well-known community, a non-transitive community can provide some security benefit both for the sender and the receiver of the community. 6. Acknowledgements - We would like to acknowledge John Scudder and Jeffrey Haas for their - contribution to this document. + We would like to acknowledge John Scudder, Jeffrey Haas and Yakov + Rekhter for their contribution to this document. 7. Normative References [I-D.ietf-idr-as4octet-extcomm-generic-subtype] Rao, D., Mohapatra, P., and J. Haas, "Generic Subtype for BGP Four-octet AS specific extended community", draft- ietf-idr-as4octet-extcomm-generic-subtype-06 (work in progress), October 2012. [RFC1997] Chandrasekeran, R., Traina, P., and T. Li, "BGP @@ -225,24 +225,26 @@ o Use of AS number 0.65535 (0x0000FFFF) instead of AS 0. This is better aligned with RFC 1997 which also uses AS 65535. o Remove the transitive flavor of assigned extended communities. RFC 1997 well-known standard communities to be used instead. Changes -04: no change, refresh only. Changes -05: minor editorial change (RFC 4893 obsoleted by 6793). + Changes -06: typo fixed, minor editorial change. + Authors' Addresses Bruno Decraene - France Telecom - Orange + Orange 38 rue du General Leclerc Issy Moulineaux cedex 9 92794 France Email: bruno.decraene@orange.com Pierre Francois IMDEA Networks Avda. del Mar Mediterraneo, 22 Leganese 28918