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Cisco Bug: CSCvt28172 - SR-MPLS uloop path not installed in rib

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

7.0.2.ROUT 7.1.2.ROUT

Description (partial)

Symptom:
In some cases ISIS may fail to update the RIB with a segment-routing MPLS microloop-avoidance path. This will result in traffic being dropped until the microloop avoidance rib-update-delay has expired. By default this is 5 seconds.

Conditions:
"microloop avoidance segment-routing" configured under isis address-family submode.
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