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I made a firmware upgrade from 1.05 to 1.07 on the 7920 IP Phone. After that the phone don't turn on. When I try turn on the phone appears to me the CISCO logo, but after that the phone return to turn off operation mode.Is there a sequence commands t...
Dear Michael,Thank you. I have 20 7920 Ip Phone. What can I do in this case to upgrade the 19 7920 remaining? Do you think upgrade before to 1.06 and after migrate to 1.07?Thank's again.
