I have been having issues when I try to add a generic SIP trunk to an existing configuration with updated firmware. The trunk will register and receive calls but I cannot make calls out. I get a 604 does not exist error when calling out. The SIP trun...

I am having issues call forwarding a call to an outside line. I can call forward from the first button but why cant I set up call forwarding off any additional buttons. If I create a second button for a user, I cant forward that call. The way I have ...