IS-IS Extensions for Advertising Router Info

Document Type Replaced Internet-Draft (isis WG)
Authors Les Ginsberg  , Stefano Previdi  , Mach Chen 
Last updated 2016-01-03 (latest revision 2015-10-07)
Replaced by RFC 7981
Stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Expired & archived
pdf htmlized (tools) htmlized bibtex
Stream WG state Adopted by a WG
Document shepherd No shepherd assigned
IESG IESG state Replaced by draft-ietf-isis-rfc4971bis
Consensus Boilerplate Unknown
Telechat date
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document defines a new optional Intermediate System to Intermediate System (IS-IS) TLV named CAPABILITY, formed of multiple sub-TLVs, which allows a router to announce its capabilities within an IS-IS level or the entire routing domain.


Les Ginsberg (
Stefano Previdi (
Mach Chen (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)