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Cisco Bug: CSCvs18477 - Configuring overlapping subnet and deleting them causes traffic loss via L3OUT

Last Modified

Dec 14, 2019

Products (1)

  • Cisco Application Policy Infrastructure Controller (APIC)

Known Affected Releases

3.2(4e)

Description (partial)

Symptom:
Traffic loss from L3OUT to endpoints in the ACI fabric.

Conditions:
When an L3OUT having multiple network profiles. Assuming a user configured 10.1.0.0/16 under one network profile and 10.1.2.0/16 under the other network profile under the same L3OUT, deleting 10.1.2.0/16 subnet under the 2nd network profile will cause traffic loss to 10.1.0.0/16 subnets.
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