as the post title states we need to make a migration from cucm be 5000 ver 6.1.4 running on MCS server to a virtualized cucm be 6000 ver 9.x on UCS servers. I have some doubts about the procedure that i hope someone could help me to clarify:
1. I readed that is no possible to use DRS backup and restore on this case. so is possible make a BAT export on the be5000 ver 6.1.4 and later make a BAT import on the be6000 ver 9.x?
2. What about unity connection data? (the version 2 doesn't support cobras.)
3. Is possible install BE5000 ver 6.1.4 on a vm, make the DRS restore, and then upgrade it to version 9.1 to get the cobras support in order to export data?
4. Is there a recommended upgrade procedure for these cases?
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