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Has anyone had any experience with upgrading CallManager 6.1(2) to CUCM 7.1(5) in an environment that also has IVR express 5.0(2)SR02_Build045? Is this version of IPCC compatible with CUCM 7.1(5)?5.0(2) have reached EoS maintenance. The compatibil...
Hello, we have to upgrade a callmanager 6.1 to 7.1. Actually there are no subscribers, after the upgrade we will have 1 Publisher and two subscribers. Our customer wants to do the upgrade with minimal downtime and before the end of this month. We h...
I think to do this process:1. Backup CUCM Actual (Now is 6.1.2.1000.13) with DRS Backup2. Install CUCM 6.1.2.1000.13 in new Server4. Restore data with on the new server.5. Upgrade to CUCM 6.3, because 6.2.2.1000.13 can not direct upgrade to 7.16. Upg...
