The Alternative PHP Cache (APC) is a free and open opcode cache for PHP. Its goal is to provide a free, open, and robust framework for caching and optimizing PHP intermediate code. Installation of APC is quite simple. This article shows you how to fix APC installation problem when it fails at make process as…
Hardware requirement: WiFi adapter supported by Aircrack-ng. In this guide, we will use Linksys WiFi USB adapter. Software requirement: Ubuntu 10.10 Aircrack-ng Terminal / Konsole How to: 1. Install aircrack-ng and macchanger 2. Make sure WiFi adapter is plugged into PC. Check WiFi interface: If your WiFi interface is wlan0, stop the interface using this…
Requirements: Ubuntu GNU/Linux Account at freedns.afraid.org Easy Hosting Control Panel (EHCP) Router How to: 1. Install Ubuntu. We set local IP Address to 192.168.0.1 $ sudo nano /etc/network/interfaces Type in the following lines: auto eth0 iface eth0 inet static address 192.168.0.1 netmask 255.255.255.0 gateway 192.168.0.254 192.168.0.254 is the gateway / modem’s IP Address. 2. Install…
Relay SMTP usually used by mail server with dynamic IP address. In this guide, I will show how to setup relay SMTP on Postfix. Requirement: Postfix installed on Ubuntu SMTP server (you can use ISP’s SMTP) email address and password to login to SMTP server How to: Create password map file $ sudo nano /etc/postfix/sasl_passwd…
I received email from cronjob saying that there was PHP module already loaded: PHP Warning: Module ‘mysql’ already loaded in Unknown on line 0 This warning happens when there is PHP extension loaded more than once. To fix this problem, check /etc/php5/apache2/php.ini file and the corresponding module configuration file in /etc/php5/conf.d/. For mysql module, I…
EHCP is a free and open source web hosting control panel. This guide will show you how to install it on Ubuntu server. Check /etc/apt/sources.list. It should have the following line (replace oneiric with your version). deb http://archive.ubuntu.com/ubuntu/ oneiric main restricted deb-src http://archive.ubuntu.com/ubuntu/ oneiric main restricted deb http://archive.ubuntu.com/ubuntu/ oneiric-updates main…
Nowadays some Internet Service Provider block port 25 which is used by SMTP. We can change this in Postfix to point to another port, for example port 587. Edit /etc/postfix/master.cf $ sudo nano /etc/postfix/master.cf Add # in front of this line: smtp inet n – – – – smtpd and add new line: 587 inet…
There are two approaches to change Grub boot order: command line and GUI. For command line method: Run this command to edit /etc/default/grub: $ sudo nano /etc/default/grub Change the number in GRUB_DEFAULT line. First boot menu is numbered 0. If it is 6th boot menu, type in GRUB_DEFAULT=5. Press CTRL-X, press Y, press Enter (save…
What is DNS tunnel? Technique to tunnel IPv4 data through DNS server. Why do we use DNS tunnel? We use DNS tunnel when in situation where our internet access is blocked by firewall, but DNS queries is allowed (e.g: in office, hotspot internet). Requirements: Ubuntu PC Iodine package Windows PC to test the tunnel…
A. This Part is for WEP Wireless Network Check wireless adapter: $ iwconfig You will see wireless adapter as wlan0 or ath0 which depends on what driver is installed. Execute the following command to apply ESSID, network key, channel, and mode: $ sudo iwconfig wlan0 essid yantoknuk-singtel $ sudo iwconfig wlan0 channel 6 $ sudo…