CAC with e&m-delay-dial This topic has 0 replies, 1 voice, and was last updated 22 years, 5 months ago by Supoade. Viewing 1 post (of 1 total) Author Posts 16th August 2002 at 21:33 #21958 SupoadeGuest Hi guys, do anyone know why a noise is been generated at the originating side when both sides are off-hook and what can be done to rectify this? Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.