[asterisk-users] Sending Calls via SIP trunk from two different IP addresses from same Asterisk Machine

[Mike]

Apologies, I tend to give the impression that I am sure changes are easy: I
was merely giving an educated guess as a programmer but not specifically as
an Asterisk or even Linux programmer.  I definitely could be way off in my
evaluation of the work involved.

Regards,

Mike

> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com [mailto:asterisk-users-
> bounces at lists.digium.com] On Behalf Of Tilghman Lesher
> Sent: Sunday, February 01, 2009 14:25
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: Re: [asterisk-users] Sending Calls via SIP trunk from two
> different IP addresses from same Asterisk Machine
> 
> On Sunday 01 February 2009 11:32:51 bilal ghayyad wrote:
> > I can assign for my Asterisk Machine a two IP addresses (xxx.xxx.xxx.yyy
> > and xxx.xxx.xxx.yyz), how can I use these two IP's so I can let one call
> > sent with a source IP address xxx.xxx.xxx.yyy and another call to be
sent
> > with another source IP address xxx.xxx.xxx.yyz, I need this because I
> need
> > the side to authorize my calls by the IP address, and some calls to be
> > authorized with the first IP address and other calls to be authorized
> with
> > another IP address, ofcourse I have some reason for this.
> >
> > The idea is: how to control the source IP address that I am sending from
> it
> > to the other side?
> >
> > Can I determine the source IP address of the SIP trunk while I am
> > configuing my SIP section for that connection? What about the
> bindaddress?
> 
> You cannot.  This behavior is not supported, even in trunk.  What is
> currently
> supported in 1.6.0 and above, however, is responding back on the same IP,
> if
> the opposing SIP server started the request.  This was necessary to
support
> TCP.  It may no longer be that difficult to support specifying a source IP
> per
> peer, given the changes necessary to support TCP, but as I have not
> attempted
> it, I'll hold off on pronouncing that an easy change.
> 
> --
> Tilghman
> 
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