draft-ietf-ccamp-rfc5787bis-01.txt   draft-ietf-ccamp-rfc5787bis-02.txt 
INTERNET-DRAFT A. Malis, ed. INTERNET-DRAFT A. Malis, ed.
Intended Status: Proposed Standard Verizon Communications Intended Status: Proposed Standard Verizon Communications
Expires: November 28, 2011 A. Lindem, ed. Expires: January 6, 2012 A. Lindem, ed.
Ericsson Ericsson
May 27, 2011 July 5, 2011
Updates to ASON Routing for OSPFv2 Protocols (RFC 5787bis) Updates to ASON Routing for OSPFv2 Protocols (RFC 5787bis)
draft-ietf-ccamp-rfc5787bis-01.txt draft-ietf-ccamp-rfc5787bis-02.txt
Status of this Memo Status of this Memo
This Internet-Draft is submitted to IETF in full conformance with the This Internet-Draft is submitted to IETF in full conformance with the
provisions of BCP 78 and BCP 79. provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as other groups may also distribute working documents as
Internet-Drafts. Internet-Drafts.
skipping to change at page 7, line 24 skipping to change at page 7, line 24
combination of a TE Router ID and its set of associated reachable combination of a TE Router ID and its set of associated reachable
address prefixes. The Node Attribute TLV can contain the following address prefixes. The Node Attribute TLV can contain the following
sub-TLVs: sub-TLVs:
- TE Router ID sub-TLV: Length: 4; Defined in Section 6.2 - TE Router ID sub-TLV: Length: 4; Defined in Section 6.2
- Node IPv4 Local Address sub-TLV: Length: variable; [RFC5786] - Node IPv4 Local Address sub-TLV: Length: variable; [RFC5786]
- Node IPv6 Local Address sub-TLV: Length: variable; [RFC5786] - Node IPv6 Local Address sub-TLV: Length: variable; [RFC5786]
A router may support multiple transport nodes as discussed in section A router may support multiple transport nodes as discussed in section
6, and, as a result, may be required to advertise reachability (ASON 6, and, as a result, may be required to advertise reachability (ASON
TRIs) separately for each transport node. As a consequence, it MUST SNPPs) separately for each transport node. As a consequence, it MUST
be possible for the router to originate more than one TE LSA be possible for the router to originate more than one TE LSA
containing the Node Attribute TLV when used for ASON reachability containing the Node Attribute TLV when used for ASON reachability
advertisement. advertisement.
Hence, the Node Attribute TLV [RFC5786] advertisement rules must be Hence, the Node Attribute TLV [RFC5786] advertisement rules must be
relaxed for ASON. A Node Attribute TLV MAY appear in more than one TE relaxed for ASON. A Node Attribute TLV MAY appear in more than one TE
LSA originated by the RC when the RC is advertising reachability LSA originated by the RC when the RC is advertising reachability
information for a different transport node identified by the Local TE information for a different transport node identified by the Local TE
Router Sub-TLV (refer to section 6.1). Router Sub-TLV (refer to section 6.1).
skipping to change at page 23, line 47 skipping to change at page 23, line 47
M., Li, T., and R. Atkinson, "OSPFv2 HMAC-SHA M., Li, T., and R. Atkinson, "OSPFv2 HMAC-SHA
Cryptographic Authentication", RFC 5709, October 2009. Cryptographic Authentication", RFC 5709, October 2009.
For information on the availability of ITU Documents, please see For information on the availability of ITU Documents, please see
http://www.itu.int. http://www.itu.int.
[G.7715] ITU-T Rec. G.7715/Y.1306, "Architecture and Requirements [G.7715] ITU-T Rec. G.7715/Y.1306, "Architecture and Requirements
for the Automatically Switched Optical Network (ASON)", for the Automatically Switched Optical Network (ASON)",
June 2002. June 2002.
[G.7715.1] ITU-T Draft Rec. G.7715.1/Y.1706.1, "ASON Routing [G.7715.1] ITU-T Rec. G.7715.1/Y.1706.1, "ASON Routing Architecture
Architecture and Requirements for Link State Protocols", and Requirements for Link State Protocols", February
November 2003. 2004.
[G.805] ITU-T Rec. G.805, "Generic functional architecture of [G.805] ITU-T Rec. G.805, "Generic Functional Architecture of
transport networks)", March 2000. Transport Networks)", March 2000.
[G.8080] ITU-T Rec. G.8080/Y.1304, "Architecture for the [G.8080] ITU-T Rec. G.8080/Y.1304, "Architecture for the
Automatically Switched Optical Network (ASON)," 2006 Automatically Switched Optical Network (ASON)," June
(and Amendments 1 and 2). 2006 (and Amendments 1 (March 2008) and 2 (Sept. 2010)).
14. Acknowledgements 14. Acknowledgements
The editors would like to thank Dimitri Papadimitriou for editing RFC The editors would like to thank Dimitri Papadimitriou for editing RFC
5787, from which this document is derived, and Lyndon Ong, Remi 5787, from which this document is derived, and Lyndon Ong, Remi
Theillaud, Stephen Shew, Jonathan Sadler, Deborah Brungard, and Lou Theillaud, Stephen Shew, Jonathan Sadler, Deborah Brungard, and Lou
Berger for their useful comments and suggestions. Berger for their useful comments and suggestions.
Appendix A. ASON Terminology Appendix A. ASON Terminology
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