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Cisco Bug: CSCuw29489 - BGP add-path creates paths with duplicate path-ids

Last Modified

Nov 27, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

6.0.0.BASE

Description (partial)

Symptom:
Two paths can be advertised with the same path-id in BGP add-path. This will cause the receiver to delete the first path with that path-id.

Conditions:
When using add-path and more than 2^32 updates of a particular prefix are received. In order to be counted, the received update must be advertised again as an additional path to our neighbors.
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