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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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Open source Objective C (or C/C++) library for audio to H.323?

I'm building a voip app for iOS devices using the H.323 protocol and was wondering if there any libraries in Objective C (or C/C++) that let me convert my audio to H.323
NSExplorer
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Using H.323 to test a legacy voicemail sysem

I've been asked to develop a script that can via H.323 dial a voicemail system that needs better monitoring. (The device dies in mysterious ways and offers very little over snmp). The idea is to call a number, and see if it the line gets answered.…
reconbot
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Difference between SIP and H.323

What is the difference between SIP and H.323, I mean what are the salient features between them? To start with , SIP is text based while H.323 is binary. SIP is by IETF while H.323 by ITU. SIP is basically request-response based like HTTP, while…
Vineet Menon
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VoIP point to point Python H.323

I would like to stream audio both ways between 2 computers using Python and Ubuntu, ideally using H.323 I have looked at pjsip but can only see a way of connecting to SIP servers not a simple point to point system. Can anyone point me in the right…
user1333095
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Build h323plus support h264 and h263

Try build H323Plus(latest version) with support H263 and H264 codes. From config.log found error: /usr/lib64/gcc/x86_64-suse-linux/7/../../../../x86_64-suse-linux/bin/ld: /tmp/ccLlS6ND.o: in function `main': conftest.c:(.text.startup+0x7): undefined…
Ильдар Нурмухаметов
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How to make a H.323 trunk in Asterisk 15

I'm trying to make a H.323 trunk in asterisk 15 (in a remote server with Ubuntu server 16 installed) with ooh323 addon, to test if works I've the softphone ekiga on my local machine. But when I call to test it not even entry the call, the Asterisk…
lilwey
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What is H.323? A protocol or a standard?

I've been asked to develop a program to capture H.323 packets transmitting through my network adapter. After one day searching in Google, I'm still confused about what really H323 is! Is it a protocol or it is a standard and a bunch of protocols? As…
Ebrahim Ghasemi
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Audio Video Session Protocol SIP/RTP/RTCP/RTSP/H.323

I was exploring through the protocols. Can someone help me to understand the differences between these protocols SIP, RTP, RTCP, RTSP, and H.323 with reference to each other
Raa
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Good H323 Proxy server

Is there any open source good h323 proxy server to be used for video conferencing? In C or C# ?
farajnew
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how to discard the first 4 RTP bytes on wireshark captures?

When capturing H460 data on wireshark (on multiplexed mode), wireshark does not parse RTP data correctly. it should discard first 4 bytes on any RTP packet. looking for hints how to do that Thanks Amit
amitk
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H.460.18 and NAT

I'm going through the Whitepaper by RADVISION on NAT/Firewall traversal for H.323 endpoints. It is suggested there to use ITU-T H.460.18,17 and 19. 460.17 is very clear way for NAT traversal, but I'm not so clear about the 460.18. Both present a…
Vineet Menon
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H323 Video with Freeswitch mod_h323 possible?

I am investigating if its possible to use mod_h323 with freeswitch for video. I need a layer to convert my sip video phone into a H323 only device. I was hoping to use freeswitch or any other provider to sit in the middle and translate the video and…
Jake Steele
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Azure VM CentOS 7.3 to support H.323 and SIP

I was told Azure VM as video server can't support H.323 and SIP because the IP address is NATed. The NAT is required to have ALG (Application Layer Gateway function) to support H.323 and SIP NAT. Or VM needs to direct obtain public IP address…
codec
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voip client using h.323 in java

i am trying to write a voip client using h.323 in java and i was wondering if someone could point me as to which api is available in java and if there is any tutorial available for it.anything relevant would be really appreciated. thanx
yahh
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How we can use H.323 phone over TLS on avaya?

I found on the internet that we can edit 46xxsettings.txt file but I can't find this file on the server.
Walter white
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