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Installing Cygwin and OpenSSH > Installing Cygwin and OpenSSH - Pg. 189

SSHonWindows·Chapter8 189 Notes from the Underground... SSHTunnelsandtheWindowsAdministrator SSH tunneling is just as compelling of a feature to Windows administrators as it is to Unix administrators. However, there's a definite right way and wrong way to do it, in part because of the nature of the Windows administrative tools and protocols. In particular, MS-RPC is particularly port-hungry and can be very difficult and port-intensive to configure through firewalls and SSH tunnels. In order to do this, you should get in the habit of using a dedicated management console. This system can be Windows XP, Vista, Server 2003, or even Server 2008 (depending on application compatibilities), and it holds all of the management tools necessary. This system is then located anywhere on the network where you and your firewall administrators can agree; many firewall administrators don't like to allow MS-RPC between, say, your interior protected network and any perimeter networks. They, in turn, only have to open a single port ­ TCP 22 ­ for you to open up SSH to the