Category Archives: Networking

Configuring a Transparent Tor proxy

Having successfully configured a Raspberry Pi as a wireless access point I decided to see if I could use a similar approach to build a transparent Tor proxy. Advertisements

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Raw sockets with Python

What do you do if you want to see if you are receiving any packets on specific network port, well you could use a tool like TCPDump – or you could do something using a short python script.

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Reassigning network device names

I recently wanted to experiment with one of my machines by adding a second network card and using it to forward packets from one network to another.

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Setting up Wireless Networking on Debian Stretch

When setting up my latest Raspberry Pi recently I discovered that configuring the wireless network on Raspbian ‘Stretch’ is done slightly differently from previous versions.

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Displaying network addresses and netmasks

While trying to sort out a couple of subnets the other day I remembered that there is a handy perl script that does a nice job of displaying the characteristics of a particular network – to install it you need … Continue reading

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Changing network device names

The latest versions of the kernel now rely on the BIOS enumeration of device names which means that the name of the network interface can change depending on your bus configuration (specifically where your network interface is connected).

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Raspberry Pi Wireless Networking

There are a few changes to the way the wireless network is configured in the latest operating system releases for any distribution bases on Debian. Now as well as installing the appropriate firmware and wireless networking you also need to … Continue reading

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Finding your Raspberry Pi using nmap

There have been a number of times when having got my Raspberry Pi all set up and ready to take time-lapse photographs, or just when I think I have finished configuring it as a music player, the moment I tuck … Continue reading

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Configure a network interface to have no IP address

I have two network interfaces in my workstation and I wanted to dedicate one to a separate network to use with my real and simulated MicroVAXs. The first problem was how to bring the second interface up without giving it … Continue reading

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Setting up a secure FTP server

I can’t believe I haven’t written this up before as I’ve been using an ftp server long enough! There are several different FTP servers available, including ProFTPD, WU-FTPD, Pure-FTPd, and vsftpd.

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