Les Mikesell wrote: > Niki Kovacs wrote: >> Hi, >> >> I've setup a small LAN of two desktops running CentOS 5 in a medical >> office. Both are connected to the Internet via a small modem/router. >> >> Recently I played around with FreeNX on my own desktop, and I'd like to >> install it on these two computers. On my PC, I just redirected port 22 >> in the router, so SSH (and thus FreeNX) requests from the outside get >> redirected to my desktop PC. (And yes, I have a strong password :oD) >> >> I'd like to handle the two PCs from the medical office remotely with >> FreeNX. I figured that the best way to distinguish them would be to >> assign a different port for SSH to each of them, and then redirect each >> of the ports respectively. >> >> 1) How do I choose different port numbers for SSH ? Any conventions or >> caveats for this ? >> >> 2) How do I configure these different ports ? By that, I mean : how do I >> tell SSH to use them instead of port 22 ? > > You don't really need to change the ports on the hosts. Just configure the > router to accept different ports on the internet side and redirect to port 22 at > the different IP addresses on the inside. Then you only have to change the > client settings for access from outside. I'd move both of them away from port > 22 on the outside, though - you'll avoid a lot of password guessing attempts > that will happen otherwise. > Not all home/consumer routers will allow redirection to another port - some only allow packet forwarding to the *same* port at another IP address.