when i established a call from one location to another locaion, during link change call break for about 14 seconds, but in ping after one second route is changeing
To troubleshoot problems with voice networks, you must follow the call both inside the router and outside on the network in order to isolate the problem. You must understand the relationship of dial peers and call legs to follow the calls.
You can isolate where a problem is occurring by determining which dial peer or call leg is having the problem, as described in the below URL: