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Cisco Bug: CSCvt52532 - 16.9.4 - Cat9400 links used for SVL not coming up after SFP QSFP-40G-SR-BD reseat.

Last Modified

Sep 10, 2020

Products (1)

  • Cisco Catalyst 9400 Series Switches

Known Affected Releases

16.9.4

Description (partial)

Symptom:
On a pair of Cat9400 running 16.9.4 in Stackwise Virtual using QSFP-40G-SR-BD for the SVL links, if both members are powered off, then the SFPs are removed from the Active switch, it is powered on back and reconnect the SFPs, once the Standby switch tries to join the Stackwise Virtual, the SVL Links are not coming up showing a down/down status.

Conditions:
Cat9400 with Sup-1XL running 16.9.4 in Stackwise Virtual with QSFP-40G-SR-BD for SVL links.
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