On Thu, Aug 07, 2003 at 06:08:13PM -0700, Dana Epp wrote: > I actually do this right now. I simply set my ssh daemon on port 80, and use > scp to covertly bypass most standard firewalls. Unless they do payload > inspection, you can normally pierce the firewall fine in this manner. > > ie: scp -P 80 [EMAIL PROTECTED]:/get/some/file/ . > > Short of that, you could probably simply redirect a HTTPS stream on port 80, > and use some sort of auth to your main server and upload/download via that > protocol. A lot more work... and not as flexible as the SSH method. > > One thing to consider is that some firewalls may be using a transparent > proxy, and you might only be getting through by that proxy. If this is the > case, there is a good chance these methods will not work for you.
In cases where they do use payload inspection, give corkscrew a shot: http://www.agroman.net/corkscrew/ hth, -jon --------------------------------------------------------------------------- ----------------------------------------------------------------------------