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Cisco Bug: CSCvw03925 - n9k 9.3(3) OSPF non-0 FA when redistributing the OSPF route from VRF to default

Last Modified

Oct 10, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

9.3(3)

Description (partial)

Symptom:
OSPF receives type-5 LSA with a non-0 FA pointing to unreachable address. It prevents OSPF installing the prefix into the RIB since FA is unreachable.

Conditions:
The N9k redist the OSPF external route learnt from one VRF into default VRF via BGP and advertised into OSPF in default VRF.
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