Cisco ATA 186 connecting to Avaya IP Off This topic has 0 replies, 1 voice, and was last updated 20 years, 2 months ago by Jeremy Chivers. Viewing 1 post (of 1 total) Author Posts 11th January 2005 at 10:48 #28704 Jeremy ChiversGuest I have a Cisco ATA 186 which connects to a Avaya IP Office 403 via H323. The problem i am getting is that the call is droped after 67 seconds i dont now why. Anyone that can help me with this. Thanks Jeremy Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.