[Idr] I-D Action: draft-zhang-idr-sr-policy-metric-04.txt
internet-drafts@ietf.org Mon, 13 March 2023 12:43 UTC
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Date: Mon, 13 Mar 2023 05:43:33 -0700
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Subject: [Idr] I-D Action: draft-zhang-idr-sr-policy-metric-04.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories. This Internet-Draft is a work item of the Inter-Domain Routing (IDR) WG of the IETF. Title : BGP SR Policy Extensions for metric Authors : Ka Zhang Jie Dong Ketan Talaulikar Filename : draft-zhang-idr-sr-policy-metric-04.txt Pages : 7 Date : 2023-03-13 Abstract: SR Policy candidate paths can be represented in BGP UPDATE messages. BGP can then be used to propagate the SR Policy candidate paths to the headend nodes in the network. After SR Policy is installed on the ingress node, the packets can be steered into SR Policy through route selection. Therefore, route selection may be performed on the ingress node of the SR Policy. If there are multiple routes to the same destination, the route selection node can select routes based on the local policy. The local policy may use the IGP metric of the selected path, which is the IGP Metric of the SR Policy. Thus the BGP UPDATE message need carry the metric of each segment list of the SR Policy Candidate Path, which can be used in path selection of routing. The IETF datatracker status page for this Internet-Draft is: https://datatracker.ietf.org/doc/draft-zhang-idr-sr-policy-metric/ There is also an htmlized version available at: https://datatracker.ietf.org/doc/html/draft-zhang-idr-sr-policy-metric-04 A diff from the previous version is available at: https://author-tools.ietf.org/iddiff?url2=draft-zhang-idr-sr-policy-metric-04 Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts
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