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Questions tagged [h.323]

H.323 is a recommendation from the ITU Telecommunication Standardization Sector (ITU-T) that defines the protocols to provide audio-visual communication sessions on any packet network.

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Freeswitch configuration to make a call h323 to h323 using opal?

I am newly working on the freeswitch.. please help how to make call h323 ->FS -> h323. I am trying so much but h323 call not established. I am trying h323 call using opal with freesswitch. some links that already I…
Vishal
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How to decode a H323 packet?

I am looking for a third party library capable of decoding H323 packets. I think I should be able to use OpenH323. But since it's a large library, I don't know which class and function I should use to decode a packet. Any advice would be…
B Faley
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h323plus samples error in VS2013

I am new in h323plus I need to build a simple h323 client in Vc++ using h323plus lib. I have successfully complied ptlib and h323plus now I am trying to compile sample which is with h323plus in VS2013 .But I am having following error every time I…
Malik Umar Nisar
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OPAL (Open Phone Abstraction Library) Transport not terminated when reattaching thread?

I am currently in the process of writing an application using OPAL that makes H323 calls. I have looked online for a number of working examples and have managed to put something together that resembles what it should look like, at present I am able…
Rookasaur
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OpalVoip H323 call failure when connecting to an MCU

I am using OpalVoip library(3.12.8) to implement H323 stack. if i call another terminal from opalVoip then call goes through but if i call an MCU .the call fails with no common codec found. the call flow as captured from a valid h323 terminal(not…
Sujithra
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Reading remote IP from UDP packets received by another application

I'm writing an app to deploy on our machines to force the user to enter statistics about h323 video use. I want to get a maximum of information without asking the user, I'm having some trouble getting the remote IP address for point-to-point…
user2967384
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Video API For Building Video-Conference App

I'm going to be building an application within the next six months that will be functioning as a 2-way video-conferencing system, as well as sharing some other data back and forth. I'll probably be using some sort of relatively expensive USB…
Aaron Axvig
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H.323 PROTOCOL PACKET CAPTURE

I would like to study the H.323 protocol in a practical way using wireshark.I know it makes use of H.225 and H.245 protocols for communication purpose. Can somebody help me how to have setup (just as we set ftp server and use ftp client) so that i…
user2589882
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openmcu+gnugk+ekiga

I've got openmcu server installed and wanna to use gnugk with it, but actually can't find any manuals of how can I configure it. Could you, please, point to any or tell how can gnugk can be configured-started-used. Thanks in advance!
mr.nothing
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what is H.225,h.245 and iax2 message format?Want to do signature analysis but my packets are encrypted

I am trying to do signature analysis, but all pcap files of h225,h245 and iax2 are encrypted and on net I have not found anything that can help me for getting their signatures. I want to get something like DESCRIBE rtsp://tmlab-share2/WMLoad.asf…
blackfyre
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C# h323 calls with gatekeeper

I am looking for a simple voip lib (.net or .net frendly) to make calls using h323 with gatekeeper (I have hardware gatekeeper). My app must call a phone number and play an audio file when the user answers. I found a few libs but they are too big…
user1199337
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H.323, How to make a simple ring without media. This script was following Q.931 setup but still not working

Can anyone please help me to solve this? When i send this request i have seen in wireshark that packets are going to SJPhone in 1720 tcp port. But still SJPhone does not ring. I want to make it ring (no matter for media). I would really appreciate…
user285594
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H.323 protocol what does the endpoint to endpoint send and receive to initiate a call?

In H.323 how does the endpoint to endpoint message protocol works? Most of the example i have seen involving gatekeeper in the middle but in reality i want to make a simple Endpoint to Endpoint H.323 player using (c/java/lua/php/d tcp/udp) What is…
user285594
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To write with Java, where can i find the H.323 message protocol details? For IP to IP communication

I am trying to write from the scratch for learning H.323 (without any gatekeeper, straight peer-to-peer). public DatagramChannel rtp = null; public DatagramSocket socket = null; But i am not sure which specification i should follow? there are…
user285594
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H323 configuration in FreeSwitch

I want to install mod_h323 in FreeSwitch. I have installed the following packages. ptlib-2.8.2 h323plus-20100525 Then I have executed the following commands also in the freeswitch source direcory. make mod_h323-clean make mod_h323 make…
muruga
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