draft-ietf-idr-eag-distribution-11.txt   draft-ietf-idr-eag-distribution-12.txt 
IDR Working Group Z. Wang IDR Working Group Z. Wang
Internet-Draft Q. Wu Internet-Draft Q. Wu
Intended status: Standards Track Huawei Intended status: Standards Track Huawei
Expires: May 24, 2020 J. Tantsura Expires: November 18, 2020 J. Tantsura
Apstra, Inc. Apstra, Inc.
K. Talaulikar K. Talaulikar
Cisco Systems Cisco Systems
November 21, 2019 May 17, 2020
Distribution of Traffic Engineering Extended Admin Groups using BGP-LS Distribution of Traffic Engineering Extended Admin Groups using BGP-LS
draft-ietf-idr-eag-distribution-11 draft-ietf-idr-eag-distribution-12
Abstract Abstract
Administrative groups (commonly referred to as "colors" or "link Administrative groups (commonly referred to as "colors" or "link
colors") are link attributes that are advertised by link state colors") are link attributes that are advertised by link state
protocols like IS-IS (Intermediate System to Intermediate System) and protocols like IS-IS (Intermediate System to Intermediate System) and
OSPF (Open Shortest Path First) and used for traffic engineering. OSPF (Open Shortest Path First) and used for traffic engineering.
These administrative groups have initially been defined as a fixed- These administrative groups have initially been defined as a fixed-
length 32-bit bitmask. As networks grew and more use-cases were length 32-bit bitmask. As networks grew and more use-cases were
introduced, the 32-bit length was found to be constraining and hence introduced, the 32-bit length was found to be constraining and hence
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