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Cisco Bug: CSCvs06116 - Rarely 56x can't be detected when upgrade 7861 to 12.7 and connect 56x to 7861 with aux

Last Modified

Apr 22, 2020

Products (13)

  • Cisco IP Phone 7800 Series
  • Cisco IP Phone 8865
  • Cisco IP Conference Phone 7832
  • Cisco IP Phone 8851
  • Cisco IP Phone 7841
  • Cisco IP Phone 7821
  • Cisco IP Phone 8811
  • Cisco IP Phone 7861
  • Cisco IP Phone 8845
  • Cisco IP Phone 8861
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Known Affected Releases

12.7(1)

Description (partial)

Symptom:
Rarely 56x can't be detected when upgrade 7861 to 12.7 and connect 56x to 7861 with aux

Conditions:
phone type: 7861
phone load: 12-7-1-0001-243

steps:
1. 7861 phone register to CUCM(100.100.101.7) with 12.6 load
	active load: sip78xx.12-6-1-0001-668
	inactive load: sip78xx.12-6-1-0002-691
2. Change TFTF IP addr to 10.74.62.56, and then erase security settings.
3. 7861 register to 10.74.62.56
4. Upgrade phone to 12.7(sip78xx.12-7-1-0001-243)
5. Connect 56x to phone with AUX, it can't be detected

Error: MD can't be detected when connect to 7861
Expected: Upgrade phone to 12.7, 56x should detect immediately after connect to phone with aux
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
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