Mpd4 comes with no log configured in the server so we need to configure the logrotate to support mpd4 log.

Below is the steps how to configure mpd4 log :
Login into your server with root access

Edit Syslog.conf

#pico /etc/syslog.conf

### scroll down until the end of files ###
### add few lines below into syslog.conf ###

!mpd
*.*                /var/log/mpd.log

### save this file

Create log files in /var/log

In This Tutorial i want to configure my PHP to support korean encode.
here is a short tutorial how to do that

In order to support other encode we need to reconfigure PHP with mbstring

Login into the server as root

Configure PHP 5.3.0 with mbstring

#cd /root/php-5.3.0
#./configure  --enable-mbstring
#make && make install

Modify php.ini

#vi /etc/php.ini

I just want to install a MySQL server to support euck korean charset.
Here is a short how to configure it.
Login into your server as root

Compile MySQL

#cd /root/mysql-5.0.88
#./configure --prefix=/usr/local/mysql --with-extra-charsets=complex
#make && make install

Edit my.cnf

#cp /usr/local/mysql/share/mysql/my-small.cnf /usr/local/mysql/my.cnf
#vi /usr/local/mysql/my.cnf

Here is a simple way to enable drupal clean url with Nginx webserver
You need to edit your nginx.conf or vhosts

#pico /usr/local/etc/nginx/nginx.conf

Here is a simple way to enable directory listing in Nginx Webserver.
I have a subdomain repository.wowtutorial.org and i want repository.wowtutorial.org to have ability to listing a directory.

All we need to do just modify the vhosts or nginx.conf
Add autoindex on;

Please see the example below

Example :

#pico /usr/local/etc/nginx/vhosts/repository.wowtutorial.org

This is a short tutorial to download all files and directory.
Example :

i have a files and directory in remote server and want to transfer all files and directory to local client.
here is a simple command to download it using wget instead of ftp.

#wget -r ftp://username:password@domain.com/

From the command above it will download everything in / directory of domain.com into your computer / local client.

What is Screen ?

In this tutorial i just want to configure postfix to listen to port 25 and port 26 TCP.

So in this case i assume you already have postfix installed on the server and running smoothly.
If you want to install a simple postfix mailserver without mysql DB,
please kindly to look these following URL below :
How to Configure Postfix, Cyrus-SASL and VM-Pop3d

What is Sudo ?

Sudo stands for "su do", and means "do something as the supervisor". `sudo` is an enhanced alternative to the Unix `su` command. Most Unix systems have some way of letting ordinary users perform certain tasks as root or some other privileged user. The configuration of sudo is by the /etc/sudoers file.

First a little background. The sudo program itself is a setuid binary. If you examine its permissions, you will see:

#ls -al /usr/bin/sudo
---s--x--x 2 root root 159096 Oct  2  2006 /usr/bin/sudo

What is ClamAV, Amavisd-new and Spamassassin?

Clam AntiVirus is an open source (GPL) anti-virus toolkit for UNIX, designed especially for e-mail scanning on mail gateways. It provides a number of utilities including a flexible and scalable multi-threaded daemon, a command line scanner and advanced tool for automatic database updates. The core of the package is an anti-virus engine available in a form of shared library.