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7921 failing to register with CCM

When trying to register my 7921G IP phone with the Call Manager, I am getting Image Download failed, Firmware Update failed followed by Registration Rejected. Any ideas would be appreciated.

1 REPLY
Cisco Employee

Re: 7921 failing to register with CCM

exact CUCM version? including SR or ES

your version might not support the 7921G

Installing Firmware Release 1.0(4) on Cisco Unified Communications Manager

http://www.cisco.com/en/US/docs/voice_ip_comm/cuipph/7921g/5_0_1/english/firmware/1_0_0/release/notes/rn7921_4.html#wp96075

HTH

javalenc

if this helps, please rate

HTH

java

if this helps, please rate

www.cisco.com/go/pdi
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