Tunneling in Ubuntu

[Nazeem نجم لدين]

Hi,

I configured once again and now it works!
The problem was that I had not copied the keys from server to the client. If
there is any other problem, I shall inform you.

Thanks,
Nazeem


2010/2/10 Ian Coetzee <ubuntu at iancoetzee.za.net>

> On Wed, Feb 10, 2010 at 8:48 AM, Nazeem نجم لدين <nazeemnss at gmail.com>
> wrote:
> > hi,
> >
> > I tried the openvpn idea. I was able to setp openvpn on both server and
> > client side. But I was neither able to ping to the other subnet nor send
> > ip-multicast.
> >
> > I followed https://help.ubuntu.com/community/OpenVPN for the setup
> >
> >
> > The output of route -n on server:
> >
> > ernel IP routing table
> > Destination     Gateway         Genmask         Flags Metric Ref    Use
> > Iface
> > 10.129.0.0      0.0.0.0         255.255.0.0     U     0      0        0
> br0
> > 169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0
> br0
> > 0.0.0.0         10.129.1.250    0.0.0.0         UG    100    0        0
> br0
> >
> > So I think the route for the packets is the bridge.
> >
> > Can you please tell me what I am missing. I did not use 2 NIC's on either
> > client or server. Do I have to use them?
>
> Hi Nazeem
>
> Can you pastebin your server and client configs, with all the comments
> removed?
>
> Did you forward the relevant ports on your routers?
>
> Can you see that their is an established openvpn connection?
>
> Can you ping the OpenVPN server from the client and vise-versa?
>
> Regards
> Ian
>
> >
> >
> > Nazeem
> >
> >
> > On Thu, Feb 4, 2010 at 6:57 AM, NoOp <glgxg at sbcglobal.net> wrote:
> >>
> >> On 02/03/2010 02:21 PM, Smoot Carl-Mitchell wrote:
> >> > On Wed, 2010-02-03 at 22:40 +0100, Werner Schram wrote:
> >> >>
> >> >> On Wed, Feb 3, 2010 at 7:02 AM, Nazeem نجم لدين <nazeemnss at gmail.com
> >
> >> >> wrote:
> >> >> >
> >> >> > hi,
> >> >> > Can you suggest way of getting a multicast tunnel work. The
> >> >> > assumption is
> >> >> > that there is a unicast cloud in between two mbone networks. So we
> >> >> > need to
> >> >> > forward the multicast traffic over the unicast tunnel. Application
> is
> >> >> > for
> >> >> > video transmission.
> >> >> > -Nazeem
> >> >> >
> >> >>
> >> >> I think you should be able to do it with openvpn. Using the tap
> setup,
> >> >> you can create a OSI layer 2 tunnel, which should be able to handle
> >> >> ip-multicast. You then need to update the routing tables in both
> >> >> networks to send multicast traffic to the tunnel in stead of the
> >> >> router.
> >> >> If you fully thrust the connection between the two networks, you
> could
> >> >> disable openvpn's encryption for better performance.
> >> >
> >> > You can also do this with SSH which I find simpler than openvpn to
> >> > configure (although I have done both).  Check out the -w argument to
> SSH
> >> > and the 'Tunnel' configuration parameter.  Tunnel lets you do either
> >> > layer 3 (point-to-point) or layer 2 (ethernet).  You do incur the
> >> > encryption overhead, but I would not run a VPN connection over the
> >> > Internet unencrypted.
> >> >
> >> >
> >>
> >> Or, buy and use routers on each end that do the vpn encryption in
> >> hardware. I typically avoid software vpn solutions (except for roaming
> >> clients) for commercial/semi-commercial/private vpn networks. In the
> >> past I've used (and still do) Linksys/Cisco BEFVP41 routers on each end.
> >>
> >> I'm sure that there are now more modern models that can do this as well,
> >> but the BEFVP41's (model 2/2.1) have been quite trustworthy. Setup is
> >> simple, the encryption takes place in the hardware so it's fast and
> >> doesn't require client software on each side of a direct connect, and
> >> both sides can be set up to autoconnect & use keepalive to stay up even
> >> with non-static ip addresses (I use dyndns.org for my non-commercial
> dsl
> >> connections).
> >>
> >>
> >>
> >>
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> >
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