Hey all. I'm trying to finish up configuration on a Cisco 2901 voice gateway connected to a few POTS lines.Outbound dialing works fine, I see the calls hit the router and they go out just fine. However, for inbound calls, they ring a few times and th...

Hello all. SIP inbound calls are resulting in a busy tone. (10 digit inbound) Outbound calls work fine as well. I tried the provider first, and they said: "The call was sent to your SBC which responds to the invite with a 100 trying but never sends a...