Subj : Re: Voip To : Brian Rogers From : Tony Langdon Date : Sun May 23 2021 11:42 am -=> On 05-22-21 20:39, Brian Rogers wrote to Tony Langdon <=- BR> Not at all. You just have a better flow. IAX is 4569/TCP however you Every implementation I've seen uses UDP. Maybe IAX _can_ use TCP, but I haven't seen it used that way. BR> can use UDP - why is beyond me though. I have 0 jitter on my line BR> *most* of the time so I don't have an issue with SIP. Yeah jitter is much lower these days. .... Eschew ampersands & abbreviations, etc. --- MultiMail/Win v0.52 .