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Cisco Bug: CSCta78591 - 3560v2/3750v2 POE switch not providing power to Cisco pre-standard phone

Last Modified

Nov 24, 2015

Products (51)

  • Cisco Catalyst 3750 Series Switches
  • Cisco Catalyst 3560E-48PD-SF Switch
  • Cisco Catalyst 3560E-24TD-S Switch
  • Cisco Catalyst 3560E-12D-E Switch
  • Cisco Catalyst 3560E-48PD-E Switch
  • Cisco Catalyst 3750G-12S Switch
  • Cisco Catalyst 3750V2-24PS Switch
  • Cisco Catalyst 2960-24-S Switch
  • Cisco Catalyst 2960-48TT-S Switch
  • Cisco Catalyst 2960-24TC-S Switch
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Known Affected Releases


Description (partial)

 Catalyst 3560v2/3750v2 POE switches do not provide power to some Cisco pre-standard
IP phones.
 This issue is seen with Catalyst 3560v2/3750v2 switches and the following
Cisco pre-standard IP phone models and revisions:
 - Cisco CP-7940G IP phones with hardware revisions: 
     68-1735-09 Rev. C0
 - Cisco CP-7960G IP phones with hardware revisions: 
     68-1679-07 Rev. E0  
     68-1679-08 Rev. A0
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Bug Details Include

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