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Cisco Bug: CSCuq38334 - SIP phones will ring once prior to the autoanswer on headset

Last Modified

Jan 21, 2019

Products (36)

  • Cisco Unified IP Phone 7900 Series
  • Cisco Unified IP Phone 7962G
  • Cisco Unified IP Phone 9951
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7945G
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified IP Phone 6901
  • Cisco Unified IP Phone 6941
  • Cisco Unified IP Phone 7961G-GE
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Known Affected Releases


Description (partial)

SIP phones will ring once prior to the autoanswer on headset.

 SCCP-Phone never rings.

CUCM 8.6(2)29000-9
2 phones with 9.3(1)SR4, one SIP, one SCCP plus another phone to originate calls from
Set auto-answer with headset

Test is to simply to call each phone:
The SIP phone will RING once before it auto-answers (headset beeps once as well)
The SCCP phone does not ring, headset just beeps and call is presented
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Bug Details Include

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