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Policy Group Handling and Recovery
Policy Group Handling and Recovery
While creating the tunnel, ensure all the stitched groups are created before creating the Group chain in the ingress router
A Segment Routing Tunnel maps to one or more of {Device, Collection of {forwarding port, Label Stack to be applied on the port}}. Only in Segment Stitching scenario, there can be more than one device a Tunnel maps to, in all other scenarios, Tunnel info always pushed only to ingress router.
While pushing a flow into a Segment stitched tunnel, ensure the flows are pushed to stitched routers before pushing the tunnel flows at ingress router.
Similarly, while deleting a flow to the stitched tunnel, ensure the group is deleted flows are deleted at ingress router before deleting from any stitched groupsrouters.
Group Event Handling
Overall Segment Routing Application
