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Cisco Bug: CSCuo99592 - 7841 Intermittently will not login to Extension Mobility

Last Modified

Feb 12, 2018

Products (4)

  • Cisco IP Phone 7800 Series
  • Cisco IP Phone 7841
  • Cisco IP Phone 7821
  • Cisco IP Phone 7861

Known Affected Releases


Description (partial)

++ Phone is being added to CUCM without a DN and Extension Mobility is enabled. 
++ User can press the Services/Applications button and access the EM service
++ EM App on the CUCM, responds as usual and required actions on the DB/TFTP are executed.
++ As phone is not registered to CUCM a SIP NOTIFY is not sent to the phone.
++ Phone is being passed the RESTART as part of XML from EM App.

++ Intermittently, phone fails to contact TFTP to download and Load the UDP

Phone fails to connect the TFTP and download the config from TFTP cache
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Bug Details Include

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