[asterisk-users] Getting SIP Response Code from HANGUPCAUSE

[Eric "ManxPower" Wieling]

Rizwan Hisham wrote:
> I think you can use the 'ngrep' command to see the sip packets coming in
> using the sip listening port. I dont know the exact command though, you will
> have to lookit up urself. you will see the sip packets coming into ur system
> and in those packets you can see the response code.
> 
> On 10/25/07, Douglas Garstang <dougmig33 at yahoo.com> wrote:
>> I'd like to grab the SIP response code that comes back from an INVITE. The
>> HANGUPCAUSE gives the converted ISDN cause code. Anyone know of a way to get
>> the SIP response code instead?

There is an RFC for this.  I don't know if Asterisk follows the RFC or not.

http://www.faqs.org/rfcs/rfc3398.html