[Asterisk-Users] Help needed with IAX behind NAT

[Wade J. Weppler]

That explains why it's so much simpler to work with...

Thanks for clarification Eric!

-wade

> -----Original Message-----
> From: Eric Wieling [mailto:eric at fnords.org]
> Sent: Monday, September 08, 2003 10:25 PM
> To: asterisk-users at lists.digium.com
> Subject: RE: [Asterisk-Users] Help needed with IAX behind NAT
> 
> IAX doesn't use RTP.  All voice and control data goes via the one UDP
> port.
> 
> On Mon, 2003-09-08 at 21:17, Wade J. Weppler wrote:
> > You need to make sure that the RTP traffic is passing through.  This
> > sounds like your problem.
> >
> > Ports are specified in rtp.conf
> >
> > -wade
> >
> >
> > > -----Original Message-----
> > > From: Serge Mankovski [mailto:dorjegonpo at hotmail.com]
> > > Sent: Monday, September 08, 2003 7:37 PM
> > > To: asterisk-users at lists.digium.com
> > > Subject: RE: [Asterisk-Users] Help needed with IAX behind NAT
> > >
> > > I do not really know what firewall is there. Is is some sort of
> > firewall
> > > used for corporations. I convinced our sysamin to open one UDP
port
> > for
> > > two-way traffic. Before that there was no registration at all.
> > >
> > > Thanks
> > > Serge
> > >
> > >
> > > >From: "Wade J. Weppler" <weppler at wwworks-inc.com>
> > > >Reply-To: asterisk-users at lists.digium.com
> > > >To: <asterisk-users at lists.digium.com>
> > > >Subject: RE: [Asterisk-Users] Help needed with IAX behind NAT
> > > >Date: Mon, 8 Sep 2003 18:56:42 -0400
> > > >
> > > >What NAT box are you using?
> > > >
> > > >We had a similar problem with LinkSys BEFSR41's.  It could
register,
> > but
> > > >couldn't deal with the audio (RTP) traffic.
> > > >
> > > >The latest firmware fixed the issue in this case.
> > > >
> > > >-wade
> > > >
> > > > > -----Original Message-----
> > > > > From: Serge Mankovski [mailto:dorjegonpo at hotmail.com]
> > > > > Sent: Monday, September 08, 2003 6:42 PM
> > > > > To: asterisk-users at lists.digium.com
> > > > > Subject: [Asterisk-Users] Help needed with IAX behind NAT
> > > > >
> > > > > Hi All,
> > > > > I know, IAX is NAT friendly, but... I have a problem running
> > gnophone
> > > >from
> > > > > a
> > > > > box behind NAT firewall.
> > > > >
> > > > > I can register gnophone with * through NAT, but when I try to
make
> > a
> > > >call
> > > > > it
> > > > > instantly disconnects. CLI
> > > > > iax show peers command tells me that peer is unreachable.
However
> > this
> > > > > peer
> > > > > is registred. Gnophone also tells me that it is registred.
> > > > >
> > > > > It seems that registration handshake has happened, but nothing
> > else
> > > >work.
> > > > >
> > > > > The same configuration without NAT in between works like a
charm.
> > > > >
> > > > > Thank you
> > > > >
> > > > >
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