[Asterisk-Users] REMOVE unsubscribe

Cory Vaughan spsppl at yahoo.com
Thu Jun 26 15:21:44 MST 2003


--- cisb <ariel at cisb.mine.nu> wrote:
> 
> ----- Original Message -----
> From: "Dan" <dtoma at fx.ro>
> To: <asterisk-users at lists.digium.com>
> Sent: Thursday, June 26, 2003 10:19 AM
> Subject: Re: [Asterisk-Users] Asterisk, IAX and NAT
> issue
> 
> 
> > Hi Simon,
> >
> > > Is your firewall redirecting incoming
> connections on n.n.n.n:5036 to
> > > the Internal Asterisk instance?  If you don't
> see any messages on the
> > > inside Asterisk box it's unlikely.
> > More than that... Asterisk is configured as DMZ in
> the NAT router, so it
> is
> > fully exposed to the internet.
> > More, from outside I can register a SIP phone to
> the internal Asterisk and
> > use it for placing calls.
> >
> > >
> > > The best thing to do is probably do a tcpdump -n
> -i eth0 host n.n.n.n
> > > and host x.y.z.u (or similar) and try and
> diagnose what is actually
> > > being sent over the wire.
> >
> > This is what I get on the internal PBX when trying
> to remotely connect
> using
> > IAX protocol, by dialing extension 103.
> >
> > 16:17:29.382604 193.221.214.29.5036 >
> 192.168.33.99.5036: udp 121 (DF)
> [tos
> > 0x10]
> > 16:17:29.395536 192.168.33.99.5036 >
> 193.221.214.29.5036: udp 12 (DF) [tos
> > 0x10]
> > 16:17:29.396791 192.168.33.99.5036 >
> 193.221.214.29.5036: udp 30 (DF) [tos
> > 0x10]
> > 16:17:29.682915 193.221.214.29.5036 >
> 192.168.33.99.5036: udp 12 (DF) [tos
> > 0x10]
> >
> > 192.168.33.99 is the PBX behind NAT
> > 1933.221.214.29 is the PBX directly connected to
> the Internet
> >
> > so the packets goes to the right place, but
> then...nothing.
> >
> > Dan
> >
> >
> >
> > _______________________________________________
> > Asterisk-Users mailing list
> > Asterisk-Users at lists.digium.com
> >
>
http://lists.digium.com/mailman/listinfo/asterisk-users
> >
> 
> 
> _______________________________________________
> Asterisk-Users mailing list
> Asterisk-Users at lists.digium.com
>
http://lists.digium.com/mailman/listinfo/asterisk-users


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