IAX and IAX2

now, I 'm studying about IAX and IAX 2. It’s a project for me.
So I hope everybody send me some documents about IAX and IAX 2
Once again, thanks everybody.

The IAX revision 2 protocol is used by the Asterisk VOIP PBX and FreeSwitch Softswitch as an alternative to SIP, H.323, etc.

You can find more info about this here:

good luck.

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Thanks !