Hello... You can also add "Port 443" to /etc/ssh/sshd_config or whatever your ssh config file is. Greets Sebastian. > -----Original Message----- > From: netfilter-admin@xxxxxxxxxxxxxxxxxxx > [mailto:netfilter-admin@xxxxxxxxxxxxxxxxxxx] On Behalf Of > Richard Plana > Sent: Tuesday, July 29, 2003 9:07 PM > To: netfilter@xxxxxxxxxxxxxxxxxxx > Subject: Adding listening ports > > > Hi, > > Because of (overly?) strict security policies at our company, one can > only make TCP connections to ports 80 and 443. I was wondering if > netfilter could be used to redirect packets destined for port > 443 to the > listening sshd daemon on port 22 on an external machine. > > I tried "iptables -I RH-Lokkit-0-50-INPUT 5 -p tcp -m tcp > --dport 443 > --syn -j ACCEPT" (I'm using RedHat's default config) and "iptables -t > nat -A PREROUTING -p tcp --dport 443 -j DNAT --to-destination > 127.0.0.1:22" to do the actual routing, but that didn't seem to work: > > $ ssh -p 443 localhost > ssh: connect to host localhost port 443: Connection refused > > Suggestions would be appreciated. > -- > > > *Richard Neal Plana, B.Sc., CCNA* > Lead Software Engineer > Zi Corp. > > >
