Firewall question
Leland V. Lammert
lvl "at" omnitec.net
Thu, 15 Jun 2000 18:19:03 +0000
At 08:08 AM 6/15/00, you wrote:
>I do what you are describing routinely. My method (all W98 machines) is:
>
>1) Start up vncviewer on my home pc.
>2) Send a specially formatted e-mail to my office mailbox (e-mail is the only inbound traffic our firewall will accept).
Hi Dave!
Thanks a million for the reply! Looks like you are the only soul that has to deal with this sort of problem <g>!!
We don't need full automation, .. but your approach sounds interesting! What sort of mechanism do you use on Windows?? Do you always have the server running, .. or do you launch the server with the email? (I would think no running the service all the time would prevent a big security hole, .. even IF you're behind a firewall.)
>3) A software agent monitors my inbox for these special messages. When received, a command is sent to WinVNC to trigger a "server initiated connection" to my homepc (outbound through the firewall now).
EUREKA!! I did not see the 'Add Client Connection' on the Server SysTray icon. Looks like the right place!!
Question - how hard would it be to create a shortcut that would launch the connection? That way, the remote user can just use a shortcut to launch [hopefully] the server and then the connection.
>These connections occur on port 5500, so you will have to set up that port on your firewall as well (or you can look for some hacks previously posted to this list that allow this port number to be adjusted.
No problem - I tested yesterday the other direction (i.e. remote behind firewall and host outside).
Thanks!!
Lee
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Leland V. Lammert lvl "at" omnitec.net
Chief Scientist Omnitec Corporation
Network/Internet Consultants www.omnitec.net
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