[Asterisk-Dev] SIPGetHeader now deprecated

[Eric Wieling aka ManxPower]

Olle E. Johansson wrote:
> That would be confusing. I am working on a patch to translate the
> SIP return codes to HANGUPCAUSES, so we will be better in returning 
> those from the SIP channel. But setting HANGUPCAUSE to 404 will not 
> help, since 404 is not a valid Q.931 HANGUPCAUSE :-)

What's wrong with mapping SIP response codes to ISDN PRI Cause codes per 
http://www.faqs.org/rfcs/rfc3398.html