QUINTUM AX Series 800 (voice not quality This topic has 0 replies, 1 voice, and was last updated 19 years, 2 months ago by Jude. Viewing 1 post (of 1 total) Author Posts 7th November 2005 at 11:24 #30367 JudeGuest Hi quintum user? pls help me if u have idea in quintum ax series 800. i already configured the quintum but when making test call, its disconnect & sometimes have echo. pls help thank u. Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.