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SSH port forwarding let you connect to a server using another server a relay. For example, if you host a web server in a DMZ behind your office router, you

It is possible to control on which address family sshd will listen to. In /etc/ssh/sshd_config, simply add AddressFamily any to listen to IPv4 and IPv6 addresses. This is the default.

It is possible to securely connect to a SSH server without a password. To do so, you must perform the following steps. It assumes that both machine are running a

You can connect to a remote host [remote-host] using another machine [proxy-host]. This can be accomplished if the [proxy-host] as an SSH server running. To do so, logon to the

A problem with the DNS configuration on a server can cause the login to the ssh server very slow. I can be fixed by adding the following line UseDNS no