[Nottingham] Tunneling question.

Duncan John Fyfe djf at star.le.ac.uk
Thu Mar 23 15:46:25 GMT 2006

On Thu, 2006-03-23 at 15:30 +0000, Colin Saxton wrote:
> Just thought I would ask you guys this question...
> I have a setup with a DMZ area. In the DMZ area I have an application
> server that needs to communicate directly with a DB server behind the
> DMZ. I could open the port through the DMZ to the DB so that the
> application server can see it but I don't won't to do this directly.
> Is there any software out there that would do the following.
> 1. Open the port from the DB server through to the DMZ and connect to a
> ** waiting ** client proxy. I mean waiting because the client would not
> be able to connect through the firewall to the DB.
> 2. Once the client has a connection from the server then any clients
> running within the DMZ could connect to the client proxy and tunnel
> through to the server. Both the client/server proxy would use SSL
> I thought I would ask before are start coding something like this!
sqlrelay ?

Have fun,

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