If the HW is compatible then you either need to purchase the UCM 5.X to UCM 6.X OR if this product is covered under Major Upgrade Contract (UCSS) the you can use the PUT tool to order the upgrade which will be at zero cost.
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?
No. You will only need the SRST licenses on the primary router. Because this feature...