I think you would be better off asking this question also in the NAT/ACL discussion boards since the Cisco router is not doing anything with respect to voice. It is only forwarding packets between the IP PBX and the provider.
It is behind 0.0. And the NAT is correct. Users can go through internet normally, and we can call from outside to inside, but cannot call from in to out because of no registration between us and VoIP system provider.
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...