[Asterisk-Users] Jitter over Sat

[Martin Mielke]

Hi there,

this is just a "me too"... well, not exactly. I get jitter when trying 
to make SIP calls through Asterisk using a GPRS connection... can this 
be done actually?


TIA,
Martin


Storm D. J. Petersen wrote:

>Hello,
>
>I have a problem with jitter over a 2mb up 1mb down satellite connection.  I
>call my friend over the satellite - I call perfect but they cannot make out
>a word I say. However if I leave him voicemail on his asterisk box, it
>records my voice perfect.  I have this problem when calling other people as
>well.
>
>This is my setup:
>
>[my Grandstream]-> [my * PBX]-> [sat]-> [friends * PBX]-> [friends Supra
>Phone] (or any other device)
>
>I've also tried:
>[my Grandstream]-> [sat]-> [friends * PBX]-> [friends Supra Phone] (or any
>other device)
>
>and:
>
>[my Grandstream]-> [my * PBX]-> [sat]-> [friends Supra Phone] (or any other
>device)
>
>
>I've tried all combination of using SIP and IAX2 connections to bridge the
>calls using codecs ULAW and iLBC with all the same result.
>
>When I call my friends ECHO BACK TEST, I sound perfect (with a bit of
>latency).
>
>Anyone have some suggestions?
>
>Thanks kindly,
>S.
>
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