[Asterisk-dev] goiax expanded with free us domestic calling

William Suffill william.suffill at gmail.com
Sun Oct 2 16:44:38 MST 2005


SIP still is sperate ports for signaling and RTP. IAX is not. Yes SIP is
still a dominate protocol but for connecting hosts that might be behind
firewalls can be a hassle to say the least. IAX works nicely for users of
software that supports it to address these issues.
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