VNC through a firewall

donald.heffernan@gsa.gov donald.heffernan "at" gsa.gov
Wed, 13 Sep 2000 11:04:26 +0000


If you are the only one doing this at the office, you could simply open
port 5900 for traffic from your home ip and then port forward 5900 to your
workstation (I am assuming the Linux firewall box is a separate machine).
/usr/sbin/ipmasqadm porfw -a -P tcp -L <firewall IP> 5900 -R <workstation
IP> 5900
Unless you run it over ssh or something traffic would be clear text,
although the vnc viewer password never crosses the network.  Alternatively,
you could open port 580x for any location and use a browser from wherever
you want to connect.

>I would like to work from home when I have a bright idea @ 3:AM.  What
must
>I do to the firewall to gain access to my workstation that already has VNC
>server running on it?  I am using a Linux server at the office with
IPChains
>and Ipforward as the firewall packages.
>
>
>Daniel Curry
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