On the Cisco CallManager server, choose Administrative Tools > Event Viewer and examine the entries under the application log. Every time a service starts, stops, or encounters an error, the system logs the event in the Event Viewer window.
A short path to troubleshoot Allan says, if it shows 'Registration Rejected' or whatevar, go to Settins>Network Configuration and check for 'IP address, subnet mask, default router, DHCP server and TFTP server', then guide yourself accordingly.
One important thing, check you phone whether it's 'DHCP Enable=Yes', if it is set to 'No' then it will fail to retrieve IP from DHCP pool, make it 'No' by editing, you have to unlock the settings by pressing '**#'.
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...
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