ELM uuid is calculated (partially) using the MAC address of the underneath server. In case of a co-resident server, ELM uses CUCM mac address (VMware assigned MAD address). VMware allocate a dynamic mac address (by default) to each VM. That MAC can change over time (when specific changes are made) and as a result an ELM uuid will change and will invalidate all licenses.
That's why I think MAC address on a co-resident CUCM (CUCM+ELM) should be static.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...