This short article shows some useful netcat commands. netcat is known as the TCP/IP swiss army knife. From the netcat man page: netcat is a simple unix utility which reads and writes data across network connections, using TCP or UDP protocol.

Is it possible to send an email from a host that has no email client software installed? As long as you have netcat, of course it is!

This is the second post in the article series about Unix utilities that you should know about. In this post I will introduce you to the netcat tool or simply nc.

Playing around with Docker is fun. Things get even more exciting when you start linking containers together. This can easily be tested with the help of Netcat.

As well as a range of bug fixes, OpenSSH 5.4 includes a netcat mode which couples a local system's standard input to another computer's network port. There are also enhancements to the SFTP subsystem

...telnet is one of the first commands that one learns in one's UNIX journey. Nowadays telnet is getting superseded by ssh. Other tools like cat and ls make him feel at home though he is still tottering. It is a long journey to comfort from being a newbie in the UNIX command line world.

Anyone that has been reading these tips for any length of time knows that I am a command-line guy. It’s faster, more efficient, and more powerful. Sure, a nice GUI is great to look at, but to really get things done, give me the CLI any day. Even to this day I still use a text-mode e-mail client (Mutt) and text-mode IRC client (Irssi).

There are some misconceptions that shell scripts are only for a CLI environment. You can easily use various tools to write GUI and/or network (socket) scripts under KDE or Gnome desktops.

I have three old Socket 7 computers in my closet, and one old laptop under my bed, so I have come up with ten things I can use them for. I still haven’t decided, but I really want to play some NES games.