I did a mistake when inserting 400 phones, instead of 7941 G-GE template i selected 7941 template and i inserted all phones in CUCM by 7941 now i am getting the registration rejected error mismatch, i have seen in forums and everybody saying because of phone model mismatch.
Is there any way to change all 400 phones without deleting from database.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.