I am trying to configure a SIP account on my 2801 ISR Router using the CUBE functionality. I have tried all possible configuration combinations but it does not seem to register. The account works fine if I use a softphone such as X-Lite. My configuration details are as follows:
I did some further troubleshooting and realised that the config on the router is perfect. When I use an ADSL connection, the SIP trunk registers well. However, when I use the corporate internet connection which is a secure MPLS service, it does not work. I requested the ISP to forward udp ports 5060 and 16384-20384 to the router ip address. Despite this, it does not work. Is there something more to be done? Config and debug files attached.
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...