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Definition of an IS-IS Link Attribute Sub-TLV
RFC 5029

Approval Announcement

Draft of message to be sent after approval:

From: The IESG <iesg-secretary@ietf.org>
To: IETF-Announce <ietf-announce@ietf.org>
Cc: Internet Architecture Board <iab@iab.org>,
    RFC Editor <rfc-editor@rfc-editor.org>, 
    isis mailing list <isis-wg@ietf.org>, 
    isis chair <isis-chairs@tools.ietf.org>
Subject: Protocol Action: 'Definition of an IS-IS Link Attribute 
         sub-TLV' to Proposed Standard 

The IESG has approved the following document:

- 'Definition of an IS-IS Link Attribute sub-TLV '
   <draft-ietf-isis-link-attr-04.txt> as a Proposed Standard

This document is the product of the IS-IS for IP Internets Working Group. 

The IESG contact persons are Ross Callon and David Ward.

A URL of this Internet-Draft is:
http://www.ietf.org/internet-drafts/draft-ietf-isis-link-attr-04.txt
Technical Summary
 
   This document defines a sub-TLV called "Link-attributes" carried
   within the extended IS reachability TLV and used to flood some
   link characteristics.
 
Working Group Summary
 
   The Working Group had consensus to advance this document.
 
Protocol Quality
 
   Alex Zinin and Bill Fenner reviewed this spec for the IESG.

Note to RFC Editor

In section 2, please replace
OLD:
   This sub-TLV is OPTIONAL and MAY appear at most once for a single IS
   neighbor. If a received LSP contains more than one Link-Attribute
   Sub-TLV, an implementation MAY decide to consider only the first
   encountered instance.
NEW:
   This sub-TLV is OPTIONAL and MUST appear at most once for a single IS
   neighbor. If a received LSP contains more than one Link-Attribute
   Sub-TLV, an implementation SHOULD decide to consider only the first
   encountered instance.
 
In section 3, please replace
OLD:
   A router not supporting the link-attribute sub-TLV MUST just
   silently ignore this sub-TLV.
NEW:
   A router not supporting the link-attribute sub-TLV will just
   silently ignore this sub-TLV.

Section 2, second paragraph, replace: 
OLD:
   The Link-attribute sub-type is 19 (to be assigned by IANA) and has a
   length of 2 octets.
NEW:
   The Link-attribute sub-type is 19 (to be assigned by IANA) and the
   link attribute has a length of 2 octets.

Section 2, third paragraph, replace:
OLD:
   If a received LSP contains...
NEW:
   If a received Link State Packet (LSP) contains...