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Cisco Bug: CSCuq70652 - 8961/99XX: Errors received on USB port cause USB devices to reset

Last Modified

Apr 09, 2020

Products (35)

  • Cisco Unified IP Phones 9900 Series
  • Cisco Unified IP Phone 9951
  • Cisco Unified SIP Phone 3905
  • Cisco Unified IP Phone 7945G
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7962G
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified IP Phone 7961G-GE
  • Cisco Unified IP Phone 6961
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Known Affected Releases

9.3(2) 9.4(1) 9.4(1)SR1.2

Description (partial)

- Accessories connected via USB intermittently reset
- Audio is intermittently lost on USB headset
- CKEM intermittently goes dark and power-cycles

- Using devices connected via USB
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Bug Details Include

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