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Cisco Bug: CSCvu35345 - AVB: msrp stream fails to re-establish after mcast addr change

Last Modified

Sep 11, 2020

Products (1)

  • Cisco Catalyst 9300 Series Switches

Known Affected Releases

16.12.4

Description (partial)

Symptom:
A Cisco router or switch configured with AVB may no longer forward AVB traffic when the destination mac of the stream changes to a multicast mac.

Conditions:
This platform independent issue can be seen on Catalyst 3k or 9k switches, or Cisco ISR/ASR routers that are configured to use the AVB feature.

The following output may be seen when looking at the stream in question:
sh msrp streams stream-id 1 det
. . .
<output omitted>
. . .
 MRP Applicant: Quiet Active, send None
      MRP Registrar: In
      Accumulated Latency: 145520
      Failure: Change in FirstValue for a registered StreamID, from: 0:B090.7E28.3C00
          dest mac
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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