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What version of CUCM is it? If you have to separate clusters (I hear "old" and "new" cluster), and the version is 8+ you will run into a certificate ITL CTL trust issue and the phones will not accept the new TFTP servers/CUCM and will not register to...
Try this sequence:
Disable HA
Reboot IMP Pub
Reboot IMP Sub
Re-enable HA
Built-in bridge is for conferencing, nothing to do remotely how Jabber connects to IMP
Also check from cli on IMP pub, "utils dbreplication runtimestate" ensure everything lo...
You are in good shape! All you need is to change the server from IP or A record to fqdn via webadmin System > Server. BEFORE doing this change, ensure ALL your DHCP scopes have DNS and domain info entered for all the phones currently registered, and ...
Do not use any set commands yet. He is not ready at this point for that. Doing so will require cert regeneration etc which will affect the environment.
