Re: [LARTC] Gre Tunneling Problem

["glynn" <glynn@itextron.com>]

Hi joe, i will try your suggestion and ill inform you guys if its working or
not, I really badly needed to work guys :( hope you understand. thanks
again,

Glynn

--- Original Message -----
From: "Joe Patterson" <jpatterson@asgardgroup.com>
To: "glynn" <glynn@itextron.com>; "Christoph Simon" <ciccio@kiosknet.com.br>
Cc: <lartc@mailman.ds9a.nl>
Sent: Tuesday, January 08, 2002 9:01 AM
Subject: RE: [LARTC] Gre Tunneling Problem


> I would suggest using a different network for the gre tunnel, like:
>
> Linux A
> ip tunnel add netb mode gre remote 205.198.x.1 local 203.189.x.1 ttl 255
> ip link set netb up
> ip addr add 192.168.3.1/30 dev netb
> ip route add 192.168.2.0/24 dev netb via 192.168.3.2
>
> Linux B
> ip tunnel add neta mode gre remote 203.189.x.1 local 205.198.x.1 ttl 255
> ip link set neta up
> ip addr add 192.168.3.2/30 dev neta
> ip route add 192.168.1.0/24 dev neta via 192.168.3.1
>
> Otherwise, it's just wierd.  Not that that's bad, it just sometimes
doesn't
> work...
>
> -Joe
>
>
> > -----Original Message-----
> > From: lartc-admin@mailman.ds9a.nl [mailto:lartc-admin@mailman.ds9a.nl]On
> > Behalf Of glynn
> > Sent: Sunday, January 06, 2002 7:59 PM
> > To: Christoph Simon
> > Cc: lartc@mailman.ds9a.nl
> > Subject: Re: [LARTC] Gre Tunneling Problem
> >
> >
> > Hello Christoph, actually I havent done with netfilter rules and
> > i dont have
> > any restrictions applied for the linux, its a normal configuration, I
also
> > enable the forwarding under the /proc/sys/net/ipv4/ip_forward
> > with the value
> > of 1. can you figure out whats the problem? thanks
> >
> > Glynn
> >
> > ----- Original Message -----
> > From: "Christoph Simon" <ciccio@kiosknet.com.br>
> > To: "glynn" <glynn@itextron.com>
> > Cc: <lartc@mailman.ds9a.nl>
> > Sent: Monday, January 07, 2002 7:41 PM
> > Subject: Re: [LARTC] Gre Tunneling Problem
> >
> >
> > > On Sun, 6 Jan 2002 17:39:46 +0800
> > > "glynn" <glynn@itextron.com> wrote:
> > >
> > > > Hello everyone, I have a problem regarding gre tunneling, I have two
> > > > linux box both of them has a private network and the linux A is
> > > > connected to the internet via wireless radio and the other linux B
is
> > > > connected to the internet via lease line. Here is the setup of my
two
> > > > linux box
> > > >
> > > > Linux A
> > > > eth0 = 203.189.x.1 (internet)
> > > > eth1 = 192.168.1.1 (going to hub private network)
> > > >
> > > > Linux B
> > > > eth0 = 205.198.x.1 (internet)
> > > > eth1 = 192.168.2.1 (going to hub private network)
> > > >
> > > > here is my configuration in Linux A and B. I also load the modules
> > > > needed (insmod ip_gre)
> > > >
> > > > Linux A
> > > > ip tunnel add netb mode gre remote 205.198.x.1 local
> > 203.189.x.1 ttl 255
> > > > ip link set netb up
> > > > ip addr add 192.168.1.1 dev netb
> > > > ip route add 192.168.2.0/24 dev netb
> > > >
> > > > Linux B
> > > > ip tunnel add neta mode gre remote 203.189.x.1 local
> > 205.198.x.1 ttl 255
> > > > ip link set neta up
> > > > ip addr add 192.168.2.1 dev neta
> > > > ip route add 192.168.1.0/24 dev neta
> > > >
> > > > I could ping both sides the eth0 and also the eth1 with is for the
> > > > private network, here is my problem i couldnt ping the other
> > private ip
> > > > addresses which my eth1 is connected to the hub, anyone can help me,
> > > > whats my error. pls reply asap. thanks
> > >
> > > Do you have any netfilter rules not letting pass proto 47? You'll also
> > > have to allow forwarding.
> > >
> > > --
> > > Christoph Simon
> > > ciccio@kiosknet.com.br
> > > ---
> > > ^X^C
> > > q
> > > quit
> > > :q
> > > ^C
> > > end
> > > x
> > > exit
> > > ZZ
> > > ^D
> > > ?
> > > help
> > > .
> > >
> >
> >
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> >
>
>
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