CUCM 12.5 to 12.0

[vadimsame]

Hello

I have a question.

CUCM 12.5 to 12.0 OS downgrade Is it possible?

Thanks

[Nithin Eluvathingal]

There is no such thing as downgrading for CUCM if the inactive partition contain 12.0 version you can switch to version 12.0.

2.12.0.0