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Cisco Bug: CSCvt21924 - Webex calls traversing Expressway servers fail after 30 seconds when using SIP KPML to a UCM cluster

Last Modified

Jun 19, 2020

Products (2)

  • Cisco TelePresence Video Communication Server (VCS)
  • Cisco Expressway

Known Affected Releases

X12.5.6

Description (partial)

Symptom:
Webex calls traversing Expressway servers fail after 30 seconds when using SIP KPML to a UCM cluster

Conditions:
Expressway server with a neighbor zone to UCM with more than one peer. 
SIP KPML enabled in the SIP Trunk from UCM to Expressway.
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Bug Details Include

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