All posts in Computers

Bonding Interfaces on Ubuntu 12.04LTS

uber-neat-uber-switches

Having multiple interfaces on a server helps for a variety of reasons, and recently I had to get a server (a Sun Micrososystems X4100 incidentally), up and running with Ubuntu 12.04LTS and bonded interfaces.

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Quick & Easy Nginx Load Balancer with Backend

meh_its_that_simple

This will be a very quick and easy example.  Sometimes you may need to use Nginx as a front end, webcache, load balancer or front end proxy.  As a clue in Nginx speak they are all the same thing.

Things like this can come in very useful not only for load balancing but also if you’re navigating IPSec VPNs.

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Anonymous FTP on Ubuntu 12.04 Server with VSFTPD

Library

I know that basic FTP is not ideal and not secure.  But it is widely supported and used, and sometimes if we’re moving around large files across a network it comes in incredibly useful.

This tutorial will go through setting up an FTP server on Ubuntu 12.04 Server which is allowing anonymous connections.  I wouldn’t recommend you try this on an internet facing host, and would recommend when not in use you turn VSFTP off even on your internal network.

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Pyrit Benchmark for Raspberry Pi

Raspberry Pi Pyrit Benchmark

I’ve been playing with my Raspberry Pi quite a bit lately, it’s a wonderful bit of kit.  If you don’t have one already go and buy one!  The cost/power balance is really amazing.  This post is in no way a criticism of a Raspberry Pi, it is a wonderful computer made with education in mind and I am certainly learning!
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How to Install AVG Anti Virus on Ubuntu Server

virus

Although in my experience Linux is much less susceptible to malware, it would be unfair to say that they are completely secure.  Even if a Linux machine isn’t infected it doesn’t mean it can’t be an unsuspecting virus delivery mechanism.  Although saying that a web server really shouldn’t be delivering any malware…

AVG is a widely recognised anti-malware vendor, especially in the Windows world, and we’ll be installing their Linux Antivirus on our server and then setting it for a scheduled run daily. Continue reading →