SR Policies for Path Segment and Bidirectional Path in BGP-LS

The information below is for an old version of the document
Document Type Expired Internet-Draft (individual)
Last updated 2019-04-25 (latest revision 2018-10-22)
Replaced by draft-ietf-idr-bgp-ls-sr-policy-path-segment
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document specifies the way of collecting configuration and states of SR policies carrying Path Segment and bidirectional path information by using BPG-LS. Such information can be used by external conponents for many use cases such as performance measurement, path re-optimization and end-to-end protection.


Cheng Li (
Mach Chen (
Jie Dong (
Zhenbin Li (

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