CUCM upgrade from 11.5 to 15.X

[waqas sardar]

Hi Team,

Please advise on how to upgrade CUCM from version 11.5 (11.5.1.13900-52) to version 15.X.

Is there a direct upgrade path available? If not, what are the steps for the upgrade?

Thank you.

[Jaafar Al-Hassani]

@Nithin Eluvathingal @Hermanus Janse van Vuuren  I tested with the official Cisco image, and everything functions as it should. Thank you everyone.

[Hermanus Janse van Vuuren]

awesome thank you for the feedback