You don't need nc or socat for six years now. https://blog.rootshell.be/2010/03/08/openssh-new-feature-netcat-mode/ https://blog.rootshell.be/2010/03/08/openssh

You don't need nc or socat for six years now. https://blog.rootshell.be/2010/03/08/openssh-new-feature-netcat-mode/ https://blog.rootshell.be/2010/03/08/openssh-new-feature-net... just use ssh -W instead.