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Cisco Bug: CSCvv14026 - Unexpected Reload after running 'show voice dsp' command while an ISDN Call Disconnects

Last Modified

Sep 29, 2020

Products (14)

  • Cisco IOS
  • Cisco ASR 1000 Series IOS XE SD-WAN
  • Cisco 4221 Integrated Services Router
  • Cisco 4321 Integrated Services Router
  • Cisco 4331 Integrated Services Router
  • Cisco ASR 1002-X Router
  • Cisco ASR 1001-X Router
  • Cisco 4351 Integrated Services Router
  • Cisco ISR 1000 Series IOS XE SD-WAN
  • Cisco ISR 4000 Series IOS XE SD-WAN
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Known Affected Releases

16.9.4

Description (partial)

Symptom:
A router running an affected version of code could reload unexpectedly if a 'show voice dsp' command is executed at the same time an ISDN call disconnects.

Conditions:
A router on an affected version of code with ISDN configured.
This issue has been seen when there are numerous calls connecting and disconnecting frequently while running commands that access call information.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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