[Asterisk-Users] REMOVE

[cisb]

----- Original Message -----
From: "WipeOut ." <wipeout at linuxmail.org>
To: <asterisk-users at lists.digium.com>
Sent: Thursday, June 26, 2003 10:22 AM
Subject: Re: [Asterisk-Users] Asterisk, IAX and NAT issue


> I may be wrong here but wouldn't a register line in the iax.conf on the
systems behind the NAT keep the port open so connections couyld be made to
it??
>
> > Hi,
> >
> > I have two Asterisks identically installed on two computers.
> > One of them is directly connected to the Internet, the other one through
a
> > NAT router (Netgear MR314).
> > On the one behind the router I have an X100P card installed for PSTN
> > connections.
> > In the local LAN of each PBX they are several hardware IP phones (Cisco
7960
> > and 7940 with SIP images, firmware image P0S3-04-4-00.bin).
> >
> > I have defined the following extension in the one behind the NAT:
> >
> > exten => _3XX,1,Dial(IAX/apbx at x.y.z.u/${EXTEN})
> > exten => _3XX,2,Hangup
> > exten => _3XX,102,Hangup
> >
> > where x.y.z.u is the IP address of the PBX directly connected to the
> > internet.
> > apbx is the IAX user defined on that PBX in iax.conf file like that:
> >
> > [apbx]
> > type=user
> > username=apbx
> > auth=plaintext
> > permit=n.n.n.n/255.255.255.0        ; n.n.n.n external NAT router
address
> > host=dynamic
> > context=fullaccess
> > ;allow=all
> >
> > In this way, I can call any 3XX extension using an IAX connection
between
> > the two PBX's.
> > It works perfect.
> >
> > Now, on the other PBX I have the following in extensions.conf
> >
> > exten => _1XX,1,Dial(IAX/pspbx at n.n.n.n/${EXTEN})
> > exten => _1XX,2,Hangup
> > exten => _1XX,102,Hangup
> >
> > where n.n.n.n is the external IP address of the NAT router.
> > pspbx is the IAX user defined on the PBX behind the router, in iax.conf
file
> > like that:
> >
> > [pspbx]
> > type=user
> > username=pspbx
> > auth=plaintext
> > permit=0.0.0.0/0.0.0.0
> > host=dynamic
> > context=fullaccess
> > ;allow=all
> >
> > When I try to call extension 103, I get on the local PBX console (the
one
> > connected directly to the internet):
> >
> >     -- Executing Dial("SIP/351-d7ca", "IAX/pspbx at n.n.n.n/103") in new
stack
> >     -- Calling using options
> >
'exten=103;callerid="MyOffice"<351>;language=en;username=pspbx;formats=2;cap
> > ability=65283;version=1;adsicpe=2'
> >     -- Called pspbx at n.n.n.n/103
> >   == No one is available to answer at this time
> >     -- Hungup 'IAX[n.n.n.n:5036]/46'
> >     -- Executing Hangup("SIP/351-d7ca", "") in new stack
> >   == Spawn extension (fullaccess, 103, 2) exited non-zero on
'SIP/351-d7ca'
> >
> > and a busy tone.
> > Nothing one the console of the other PBX.
> >
> > The PBX behind the NAT is in DMZ (so completely exposed to the
internet).
> > Making a VPN connection between the two PBX (using PPTP) it works in
both
> > direction, so this is only a NAT related issue.
> >
> > I have missed something in configuring the system?
> >
> >
> > Thanks and best regards,
> > Dan
> >
> >
> >
> >
> > _______________________________________________
> > Asterisk-Users mailing list
> > Asterisk-Users at lists.digium.com
> > http://lists.digium.com/mailman/listinfo/asterisk-users
>
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