07-22-2022 12:42 PM
07-22-2022 12:46 PM - edited 07-22-2022 12:47 PM
Existing phone if you are upgrading to 14 will show rejected and you will see a message on the login page.
new 7912 phones you cannot add on cucm 14
07-22-2022 02:39 PM
07-22-2022 01:26 PM
If you are running any of these phone models that have been deprecated, after you upgrade and switch over to the new release, registration will be blocked on the phone. If the phone remains powered on, the phone will make repeated registration attempts, which will create unnecessary network traffic as well as a load on the Cisco CallManager service.
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