Tool: nc / netcat

How to use nc?

Let’s start with a few very simple examples and build up on those.

If you remember, I said that netcat was a Swiss Army knife. What would a Swiss Army knife be if it also wasn’t a regular knife, right? That’s why netcat can be used as a replacement of telnet:

$ nc 80

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python does not match the python default version

Today I had to install mod_python and I’ve got the following error:

The following NEW packages will be installed:


0 upgraded, 1 newly installed, 0 to remove and 3 not upgraded.

Need to get 0B/134kB of archives.

After this operation, 590kB of additional disk space will be used.

Preconfiguring packages …

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