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Cisco Bug: CSCun64334 - 78XX Phones fail to register back to CallManager after prolonged outage

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)

After the primary CallManager service has been off for an extended period of time, 60+ hours, 78xx devices will fail to register back to CallManager

CallManager Service on Primary in CM Group inaccessible for a prolonged period of time, 60+ hours
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