Yes, this is a minor upgrade no COP files required for this to work. Just simple OS admin procedure like installing firmware. Make sure if you have multiple CUCM server in cluster you follow below to minimize downtime.
1) Make sure at all time you have DRS backup.
2) Run the upgrade and dont do switch version, till the time all server are upgraded.
3) Always start with PUB and you can choose any order with SUB
4) Once all server are upgraded start doing switch-version from PUB first any order in SUB would be fine.
IntroductionCUCM Routing RulesDial String implementation PolicyCUCM Routing LogicSIP URI Call Routing Analysis+++ Case Study: 1 ++++++ Case Study: 2 +++Conclusion
Over the last few months, I have had the privilege of working on SI...
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...