Purpose I keep a VM of Ubuntu installed for when I need some extra power that I can’t get in anything other than Linux. My flavour of choice is Ubuntu because of the amount of great packages, documentation and forums available. This tutorial is using Ubuntu Desktop 15.04 x64. If you’re using something else, YMMV.… Read More »
Installing your own WordPress server is extremely easy but there seems to be a lot of articles that needlessly complicate it. Starting with a base install of Ubuntu Server (Amazon AWS is a good free choice for this), SSH into your server and run the commands below: Change to Root $ sudo -i If Your… Read More »
I use the code below to determine the A, B or C class of an IP address. This was helpful for identifying a student on our internal network so that they access the Intranet without needing to log in. <?php function ipClass($ip) { try { $array = explode(“.”, $ip); $a = $array[0] . “.0.0.0”; $b… Read More »
One of the downfalls of Zimbra is its poor integration with Active Directory, at least for the OSS version. This can be solved though with some scripting. The basis of this script comes from “Zimbra autocreate accounts with Active Directory or LDAP” which was a good start for me but was much more complicated than… Read More »
How to use $ sudo ufw allow ssh/tcp $ sudo ufw enable $ sudo ufw status numbered $ sudo ufw delete 2 $ sudo ufw allow from 10.0.0.0/8 to any port 8080/tcp sudo ufw allow proto tcp from 192.168.0.0/16 to any port 8080 sudo ufw allow in on eth0 from 10.8.0.0/24 to any port 22… Read More »
To install VMWare Tools on Ubuntu 12.04 Server type: $ sudo apt-get install open-vm-tools
Integrating Linux into Active Directory for authentication gives obvious benefits. This document details the installation of LikewiseOpen. At one point I used to remove the local accounts but I have found that not such a good idea. I now leave one local admin account on the servers just in case the Active Directory integration fails… Read More »
To set a static IP address for for Ubuntu Precise Pangolin (12.04) LTS you need to edit the file /etc/network/interfaces to suit your network environment. In this example I will be using the 192.168.0.0/24 IP range with DNS Servers located at 192.168.0.1 and 192.168.0.2. The gateway is at 192.168.0.254. Be sure to change “domain.local” to match your… Read More »
Linux seems to often have a problem with the keys randomly repeating when using the virtual console before VMWare Tools has been installed. Unfortunately this can make it a nightmare to install the OS because you need to use the keyboard to set things like the root password. To solve this problem follow the following: Edit… Read More »