Hi,

On Fri, 17 Nov 2006, Vincent Zhou wrote:

> I am implementing a video conferencing software using sofia-sip library.
> I found there is some delay about 0.5s when do audio communication in
> LAN.
> Would anybody tell me if it's normal?
> Can sofia-sip realize the audio/video communication without delay?

0.5s is definitely a bit too long if within the same LAN.

As Sofia-SIP only takes care of the signaling, it doesn't have any control 
over the media latency. What RTP/media implementation are you using? The 
problem is probably there.

-- 
  under work: Sofia-SIP at http://sofia-sip.sf.net

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