I am trying to change the ringtone on some 6921 phones from the default ringtone. When I select a new one and select save, it states it saved and then displays "unknown error" and does not update. How do I figure out what the issue is as I can play the tone before I save it, so I know it is loaded.
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...