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Cisco Bug: CSCuo94552 - Blank screen always shown on phone UI if cancel the HTTP connection

Last Modified

Feb 07, 2017

Products (33)

  • Cisco IP Phone 8800 Series
  • Cisco Unified IP Phone 9951
  • Cisco IP Phone 8851
  • Cisco Unified IP Phone 7945G
  • Cisco IP Phone 7841
  • Cisco Unified IP Phone 7962G
  • Cisco Unified IP Phone 7971G-GE
  • Cisco IP Phone 7821
  • Cisco Unified IP Phone 7941G
  • Cisco Unified IP Phone 7911G
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Known Affected Releases


Description (partial)

Blank screen always shown on phone UI if cancel the HTTP connection

config an access-list on the switch:
Extended IP access list 100
    10 deny ip host A.A.A.A host B.B.B.B
    20 deny ip host B.B.B.B host A.A.A.A
    30 permit ip any any

config EM service as idle url

the ccm service is un-reachable, so this service can't be launched, when service is launching, press cancel softkey.

the softkey set is change back to idle. but the blank screen remain
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