By Asterisk Man on 07 February 2007 20:05

I bit the bullet and plugged my TDM400P back into my BT PSTN line and lo & behold no echo at all. So it would appear the version of Zaptel in Trixbox 2.0 beta is fixed. I still have random success with calling line ID (CLID) being presented, even though my DECT handsets have no problem displaying it!

By Asterisk Man on 31 December 2006 09:04

Settings that I have been using for SIP and IAX Trunks with VoIPTalk.org Read More »

By Asterisk Man on 31 December 2006 09:00

First, none of this is anything to due with problems with the TrixBox product. It has taken me many days to get my VoIP <> PSTN service back up and going and I will share my story here. All the issues relate to changing many things all at once. Are you sitting comfortably......?

Some  weeks ago my SIP VoIP call quality went really bad; echo, call break up and one-way audio. At the same time I was experiencing internet performance problems so I put it down to that. Later it transpired that a full factory reset of my ADSL router was required. So I reverted back to my Zpatel TDM400P to bridge my Asterisk server to my PSTN line. Since moving to VoIP I had stopped publishing this number as I have always had poor echo issues with the TDM400P and unreliable Calling Line ID (CLID). After many days and many configurations I was unable to fix the echo, in fact it got a lot worse! Now my Wife was very dis ... Read More »