Re: Challenge after upgrade from 4.1(3) to 5.1(3c) via DMA 5.1(3
The isssue is solved and share it with you.
we should NOT use the mapping method as you upgrade the system from 4.x to 5.x via the backup of DMA. Although the CM5.X installation allow you to change NEW IP address for the system as you install the CM software.
No errors was found as the installation.
But you cannot install new phone firmware or upgrade to another ES patch, the database will have errors at the end of installation.
And the enterprise and services pages cannot be display. Run the command run loadxml in the console does not help in this case.
This tricky made by Cisco will let you spend many working hours to start from the beginning of installation.
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...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.