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VNC and NAT and firewall

 
 
Ole Jacob Taraldset
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      08-26-2004, 03:40 PM
Hi,

Is there any magick that can enable me to access,through VNC or similar, a
Windows machine which is on a private network (NAT) and behind a couple of
firewalls from a Linux machine which also is NATed and behind a firewall?

What I'm thinking is that IMs like ICQ, AIM etc does something like this
because you go through a 3rd server. Is there any solution that would
enable this for VNC? Any other magick that could fix this? It's not
possible to open ports on the firewall as that would be against company
policy.

Regards,
Ole Jacob

--
PGP key : <http://home.broadpark.no/~ojtarald/pgp.txt>
ICQ 5366306 | Jabber (E-Mail Removed) | AIM ojtaraldset
Yahoo ojtaraldset | MSN (E-Mail Removed)
 
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Fritz
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      08-26-2004, 10:24 PM
You could do this using SSH tunnels and opening up port 22 forwarded to
your *Nix box.

Check out comp.security.ssh

Ole Jacob Taraldset wrote:
> Hi,
>
> Is there any magick that can enable me to access,through VNC or similar, a
> Windows machine which is on a private network (NAT) and behind a couple of
> firewalls from a Linux machine which also is NATed and behind a firewall?
>
> What I'm thinking is that IMs like ICQ, AIM etc does something like this
> because you go through a 3rd server. Is there any solution that would
> enable this for VNC? Any other magick that could fix this? It's not
> possible to open ports on the firewall as that would be against company
> policy.
>
> Regards,
> Ole Jacob
>

 
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Alex Yung
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      08-26-2004, 10:35 PM
Ole Jacob Taraldset ((E-Mail Removed)) wrote:
: Hi,

: Is there any magick that can enable me to access,through VNC or similar, a
: Windows machine which is on a private network (NAT) and behind a couple of
: firewalls from a Linux machine which also is NATed and behind a firewall?

: What I'm thinking is that IMs like ICQ, AIM etc does something like this
: because you go through a 3rd server. Is there any solution that would
: enable this for VNC? Any other magick that could fix this? It's not
: possible to open ports on the firewall as that would be against company
: policy.

: Regards,
: Ole Jacob

: --
: PGP key : <http://home.broadpark.no/~ojtarald/pgp.txt>
: ICQ 5366306 | Jabber (E-Mail Removed) | AIM ojtaraldset
: Yahoo ojtaraldset | MSN (E-Mail Removed)

If your firewall allows ssh, you can do port forwarding via ssh. Take
a look at VNC over ssh.
 
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Antoine EMERIT
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      08-27-2004, 11:30 AM
Ole Jacob Taraldset <(E-Mail Removed)> wrote
news:cgl09l$2nm4$(E-Mail Removed):
> Is there any magick that can enable me to access,through VNC or
> similar, a Windows machine which is on a private network (NAT) and
> behind a couple of firewalls from a Linux machine which also is NATed
> and behind a firewall?


Try this : http://chownat.lucidx.com/

I didn't test it, but I've just seen it on Freshmeat.

Regards
 
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