Ethereal-users: [Ethereal-users] Connecting to Video Transmitter via openh323 or Netmeeting

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From: Pierre Mallard <pierremallard@xxxxxxxx>
Date: Sat, 23 Aug 2003 12:56:12 +0200 (CEST)
Hi, 
I got an IPCom VideoTransmitter I'd like to connect
to. 
The Problem : 
1) Via HTTP : I connect with a prompt for a log and
pass 
login:user - password:pass 
Then an applet Java is launch on order to view the
video and again another password is asked (same as
above). 
I can do things until there but I'm not able too see
the video (black screen) despite the MJPEG and H263
codec I've installed on my machine. 

2) In Netmeeting I do not set anywhere a log and pass
(anyway to do it ?) and I traced the paquet on the
network: 
Q.931 setup is send by local to videotransmitter. In
it the user-user info is pierre netmeeting and a few
things not readable. 
Call Proceeding is sent by video trnsmitter to local 
Alerting is sent from vt to local 
Connect message is sent from vt to local 
RSVP Path message is sent from local to vt 5 times
during 20 sec 
ReleaseComplete is sent from local to vt 
ReleaseComplete is sent from vt to local 
RSVP Tear Path is sent from local to vt 

3) In OpenH323 I set login and pass to be user/pass in
command line I traced the paquet 
Q.931 setup is sent by local to vt. 
In user-user field I can see user and openh323 simple
and then codec info (I tryed without any codec and
with all the codec I have been able too (H263, H261
and lots of audio one))NO CALL PROCEEDING is sent by
vt. 

If tunelling H245 is enable,
Facility message is sent by local to vt two times 30
sec after setup 
else no Facility message are sent 30 sec passed.

Release complete is then sent by vt to local 
Release complete is sent by local to vt 


Can you explain me what are the differences between
those trace, (Why no Call Proceeding for openh323 ?? 
What is the differences between the two setup mess
(netmeeting vs openh323))... 
Why Netmeeting disconnect itself ? 
Why Openh323 can't connect ? 
What about the codec ... why the video doesn't display
? 

I 've attached 3 traces : the one with netmeeting, two
with openh323 simple.exe with or without H245
tunelling

Thanks a lot ! 
Pierre Mallard 


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Attachment: netmeeting_2_IPCom
Description: netmeeting_2_IPCom

Attachment: openH323_2_IPCom
Description: openH323_2_IPCom

Attachment: openH323_2_IPCom_notunneling
Description: openH323_2_IPCom_notunneling