[spring] Addressing (OAM) comments in draft-ali-spring-srv6-policy-sid-list-optimization
"Zafar Ali (zali)" <zali@cisco.com> Tue, 21 October 2025 03:49 UTC
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From: "Zafar Ali (zali)" <zali@cisco.com>
To: "gregimirsky@gmail.com" <gregimirsky@gmail.com>, SPRING WG List <spring@ietf.org>
Thread-Topic: Addressing (OAM) comments in draft-ali-spring-srv6-policy-sid-list-optimization
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CC: "Zafar Ali (zali)" <zali@cisco.com>, Changwang Lin <linchangwang.04414@h3c.com>, Cheng Li <c.l@huawei.com>, Ran Chen <chen.ran@zte.com.cn>, Yisong Liu <liuyisong@chinamobile.com>
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Subject: [spring] Addressing (OAM) comments in draft-ali-spring-srv6-policy-sid-list-optimization
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Hi Greg, WG, Many thanks for comments on draft-ali-spring-srv6-policy-sid-list-optimization-00. We have clarified that the OAM probes and the data packets go on the same route as they both forward packets based on the LOC of the Policy endpoint node. We have also added an Operational Considerations section. Please review and changes and advise of any additional comments. Thanks Regards … Zafar (on behalf of co-authors) A new version of Internet-Draft draft-ali-spring-srv6-policy-sid-list-optimization-01.txt has been successfully submitted by Zafar Ali and posted to the IETF repository. Name: draft-ali-spring-srv6-policy-sid-list-optimization Revision: 01 Title: SRv6 Policy SID List Optimization Date: 2025-10-20 Group: Individual Submission Pages: 9 URL: https://www.ietf.org/archive/id/draft-ali-spring-srv6-policy-sid-list-optimization-01.txt Status: https://datatracker.ietf.org/doc/draft-ali-spring-srv6-policy-sid-list-optimization/ HTMLized: https://datatracker.ietf.org/doc/html/draft-ali-spring-srv6-policy-sid-list-optimization Diff: https://author-tools.ietf.org/iddiff?url2=draft-ali-spring-srv6-policy-sid-list-optimization-01 Abstract: Segment Routing (SR) allows a node to steer a packet flow along any path. SR Policy is an ordered list of segments (i.e., instructions) that represent a source-routed policy. The packets steered into an SR Policy carry an ordered list of segments associated with that SR Policy. An SR Policy can be instantiated SR-MPLS and SRv6 data planes. In some use cases, an SRv6 Policy's SID list ends with the policy endpoint's node SID, and the traffic steered (over policy) already ensures that it is taken to the policy endpoint. In such cases, the SID list can be optimized by excluding the endpoint Node SID when installing the policy. This draft specifies procedures to indicate whether the endpoint's node SID needs to be included or excluded when installing the SRv6 Policy. The IETF Secretariat
- [spring] Addressing (OAM) comments in draft-ali-s… Zafar Ali (zali)