I love socat, way more powerful than netcat, it also supports SSL and IPv6, I wrote about some netcat to socat examples here http://www.blackbytes.info/2012/07/

I love socat, way more powerful than netcat, it also supports SSL and IPv6, I wrote about some netcat to socat examples here http://www.blackbytes.info/2012/07/socat-cheatsheet/ http://www.blackbytes.info/2012/07/socat-cheatsheet/