[Freeswitch-users] Strange Reg

[Dave]

It doesn't seem to help:

> From:    [R352928 at freeswitch1.asnetinc.net]
> Contact: ["user" <sip:R352928 at 10.0.0.221:39260>]
> Expires: [3600]

Thanks,
 - Dave


On Mon, May 21, 2007 at 07:49:31AM -0500, Brian West wrote:
> Try setting your IP to stun:stun.fwdnet.net and let stun do the job.
> 
> /b
> 
> On May 21, 2007, at 2:20 AM, Dave wrote:
> 
> > Hi guys,
> >
> > I've got a rather interesting situation, here.  I've got an ATA
> > registering to a FreeSWITCH(TM) (FS2), both behind NAT.  So far, so  
> > good.
> > Now, the FreeSWITCH(TM) registers to another FreeSWITCH(TM) outside  
> > the
> > NAT (FS2), and that's where the problems start.  Here's the  
> > configuration:
> >
> > ATA<->FS2<->NAT<->Internet<->FS1
> >
> > ATA: 10.1.0.51 (behind NAT)
> > FS2: 10.1.0.30 (behind NAT)
> > FS1: freeswitch1.asnetinc.net (64.118.94.19)
> >
> > Now, here's where it gets very interesting.  This is what FS1 gets  
> > when
> > FS2 registers:
> >> From:    [R352928 at freeswitch1.asnetinc.net]
> >> Contact: ["user" <sip:R352928 at 10.0.0.221:39260>]
> >> Expires: [3600]
> >> nta_agent: tport: Bad message
> >
> > Now, where on Earth did 10.0.0.221 come from???  (I've actually  
> > hardcoded
> > both external_rtp_ip and server_name to the public IP of the NAT in  
> > the
> > FS2 config, but for some strange reason, FS2 apparently claims to  
> > be at
> > 10.0.0.221, which isn't even its local IP.)
> >
> > As if that's not interesting enough, I get this from FS1, too, when it
> > tries to connect to another SIP server on the public Internet:
> >> outbound(0xb4e1e1a0): detected NAT: freeswitch1.asnetinc.net !=  
> >> 64.118.94.19
> >
> > Now, since a forward DNS resolution claims that the inequality is  
> > false, I
> > assume it attempted a reverse DNS lookup, which would fail (since  
> > my ISP
> > takes forever to update PTR records).
> >
> > As usual, any hints, tips, tricks, ideas, suggestions, flames,  
> > questions,
> > or (ideally) answers are greatly appreciated :-)
> >
> > Thank you,
> >  - Dave
> >
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> 
> 
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