I am running CUCM 4.2 on cisco appliance, recently we are experiencing problem with the system because of the memory leak bugs on the version 4. My vendor suggests me to upgrade to 5/6 or i have to reboot my cucm every 30 to 60 days.
You might need to purchase more than just the software. Personally version 5 is an island. Version 6 brings the 4.x and 5.x lines into one, but Version 7 offers more features and reliability. We had a bunch of version 6.x database instability issues. Weird things like all of a sudden configuration would go missing.
If you need to bump up, I would go with version 7, but you might have to purchase newer hardware to support it.
As you said, v5 is an island, v6 has a bunch of bugs, v7 requires new hardware to support.
Very difficult to convince management to invest some much money (new hardware, new software,etc) just to solve one issue.
Today we hit another issue, some of the incoming calls reach our main switchboard and pick up by our receptionist, but there is no answer from the caller and eventually the callers hang up ang try again.
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...
If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
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