[asterisk-users] Signal Asterisk hangupcauses from one Asterisk to another (was: Re: evaluate SIP response codes in dialplan)

[Philipp Kempgen]

Klaus Darilion schrieb:
> One of the problems with hangupcause is, that is might get changed from 
> one Asterisk to another - e.g. Hangup(3) generates a SIP 404 response 
> which gets translated to hangupcause 1. So, a mechanism to signal 
> Asterisk hangupcauses from one Asterisk to another Asterisk would be nice.
> 
> IIRC I once saw a prorietary Asterisk header (X-Hangupcause or similar) 
> in a SIP response, but I could find it currently.

asterisk 1:

SIPAddHeader(X-Hangupcause: 1);
Dial(SIP/${EXTEN}@asterisk2);

asterisk 2:

if ("${CHANNEL(channeltype)}" = "SIP") {
	if ("${SIP_HEADER(X-Hangupcause)}" != "") {
		Set(HANGUPCAUSE=${SIP_HEADER(X-Hangupcause)});
	}
}


   Philipp Kempgen

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