have the problems as described in Tac Case Collection "K13474527" "Calls drop and the user receives the CM Down Features Disabled error message when making calls with a Cisco IP phone".
This is independent from srst or wan failures, because the phones in the same LAN with CCM has sometimes same issue.
I am sure this there is no connection problems between ccm because i can ping the phone from ccm and i can see the settings of the phone with browser. But the status is unregistered. Normaly in call preservation scenario the phone reregisters to ccm after this is available. The Phone can only be registered after an hard reset (no power).
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...