[asterisk-users] How does Asterisk use SIP info command

[Yuan LIU]

>From: Philipp Kempgen <philipp.kempgen at amooma.de>
>Date: Thu, 22 Feb 2007 19:34:37 +0100
>
>Yuan LIU wrote:
> >> From: Olle E Johansson <oej at edvina.net>
> >> Date: Thu, 22 Feb 2007 10:36:45 +0100
> >>
> >> 21 feb 2007 kl. 21.58 skrev Yuan LIU:
> >>
> >>> What Asterisk command I can use to send a SIP INFO command?  Thanks  
>for
> >>> pointers.
> >> None.
> >>
> >> What do you want to do with SIP INFO?
> >>
> >> /O
> >
> > I was watching the "send variable" thread and thought INFO would be a 
>handy
> > tool for that in the middle of a session.  SIP headers are only sent 
>along
> > with INVITE, it seems.  And if the situation requires the recepient to 
>send
> > back a value, INVITE would be impossible.
>
>I thought it might be useful to be able to ask Asterisk for the
>current SIP CSeq through the Manager API in order to send your
>own SIP messages during a call outside of Asterisk (for AOC,
>whatever). Each time you ask for the CSeq Asterisk should increment
>the value so it does not get out of sync.

A little reading led to this interesting discussion: 
http://www.voip-info.org/wiki/view/SIP+method+invite.

Yuan Liu

>Anyone sharing my opinion? We might open a feature request.
>
>Regards,
>   Philipp
>
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