A800 FOR CALLSHOP This topic has 0 replies, 1 voice, and was last updated 20 years, 5 months ago by Kathy. Viewing 1 post (of 1 total) Author Posts 25th October 2004 at 18:50 #28297 KathyGuest I configured A800 and am getting busy dial, The quintum is behind NAT and an internal as well as external IP. What could be he problem? Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.