Quote Originally Posted by gtvp View Post
It's not as simple as that. If you assign a number to each port, they work but if they call each other they get a busy signal. I've already tried that and that's what I got.
it works i have done it all the time before i got a 6 line voip phone. what might be happening is your router could be block one of the lines. can you make 2 calls at once? or i mean can you receive 2 calls at once