[Asterisk-Users] Clarification - FAX on local network

Adam Goryachev mailinglists at websitemanagers.com.au
Tue Sep 14 17:21:59 MST 2004


On Wed, 2004-09-15 at 04:29, Lee Howard wrote:
> On 2004.09.14 11:10 Marty Mastera wrote:
> > 2)    Packet loss, etc...makes faxing over the internet unreliable
> 
> I'm not sold on this theory yet.  I don't think that it's so much a 
> matter of packet loss (this shouldn't occur regularly), but rather of 
> latency.  Transmitting packets over a network, and in particular the 
> internet, can result in latency delays that could, in theory, pose a 
> problem for FoIP, but I've heard of so many people successfully doing 
> FoIP with equipment other than Asterisk (i.e. using Cisco VoIP 
> equipment), that I tend to believe that the reliability factor is more 
> a consequence of SIP or the equipment used (Asterisk and, in my case, a 
> Sipura SP-2000).

Actually, I thought it was more related to jitter than latency. Consider
that faxing over international PSTN worked reliably back in the bad old
days when international calls were sent over satellite (Well, Australia
<-> US anyway).

Just my 0.02c...

Regards,
Adam





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