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Cisco Bug: CSCvu07217 - When disabling/enabling network adapter, SME trunk stops handling UDP packets

Last Modified

Aug 27, 2020

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.5(2.10000.5) 11.5(1.10000.6) 12.0(1.10000.10) 12.5(1.10000.22)

Description (partial)

Symptom:
After a network interruption nodes will stop processing UDP Traffic

This will trigger the node to not send SIP Traffic, therefore stopping SIP Option Pings.
Bringing the SIP Trunk Link Down.

The network issue is either a link loss or can be reproduced by disabling the network adapter under VM Settings.

Conditions:
Network interruptions due to link loss.
Or can be reproduced by disabling the network adapter under VM Settings.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
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