Installing OpenVPN:

# yum install openvpn

Create OpenVPN configuration files:



Secure SSH network protocol is a network protocol for secure data transmission and Unix administrator tool servers.

Publish reminder for themselves and the users of the site. I think this is useful to be always at your fingertips.

Configuring the SSH server (programs sshddaemon) is done through a configuration file that is /etc/ssh/sshd_confighere:.



You have to understand that correctly set time on the server, it is a very important factor, as if time is not configured correctly, while on the sites will not be displayed correctly, will also not work cron mail.

And other system tasks that must be done at night when the server load and traffic sites are minimal run not night and day or night, in the peak attendance.

A module for apache 1.3-by IP of the visitor is determined by its country, region and city. Can be useful to visitors-Chinese zarubit′ left, for example, or amerikosov. Anyway I have them on the site to do nothing)



All about AuthType or authorization in Apache

Here I will talk about Apache Server protect content or its parts.



Configuration directives are grouped into three main sections

If you are using DirectAdmin control panel you want to install Zend Optimizer, take advantage of this brief instruction.



XSLT --a language for transforming XML documents into other XML documents. The XSLT document is an XML document and belongs to a family of functional languages, having different purpose compared to procedural and object-oriented languages like PHP.

Installing LibXSLT CentOS server with Directadmin very easy. Consider the process PHP5installations.

CentOS: configuration run CGI scripts in apache 2.0



Small subtlety configure Bind 9



Any executable program is called process. Everything starts when you turn on your computer, is a process. Each process runs on behalf of any user. Processes that are started at boot are usually run as root user, or on behalf of the user nobody. Processes are running, you are typically performed on your behalf. Processes started by other users under their name.

You can manage the processes that you started. In addition to this, root can control all processes in the system, even those run by other users. Processes to manage and monitor them through special programmes, as well as using some shell commands.

Description of the action for the conservation or transport licenses, you must perform when you change the IP address of the server when you move a server in another Datacenter.



Talk about the tool custombuild-directadmin.

This tool is to install the version of the software you need by using Directadmin.



Very often you need to understand how and where is the traffic. A variety of logs sometimes do not give the full picture. For example, a php script may generate more traffic, which will not be reflected in the Web server logs.

To resolve this problem, there is IFTOPpackage.



Sometimes in the analysis of the load on the server you want to know what exactly the sites/pages load server.

This is very well suited to the Apache server-status. In this article and discussed on how to use it and activate it.

This is a very useful set of programs called Bonnie ++, because the derived program Bonnie. In addition to the features of its predecessor, the program tests the performance of the filesystem through the creation of a huge number of files. The program zcav is included for testing direct (raw) reading.

After installation is complete, control panel Directadmin Server almost immediately ready for use. However, there are small nuances, which do not forget. This will be discussed in this article.



This step-by-step article describes how to install Directadmin Control Panel to the server.

First, make sure that you have complied with all recommendations on preparing for installation, as described in the article "Directadmin: preparing to install".



Mod_perl --this is an Apache module that implements the Perl interpreter + set of Perl modulesproviding the following

: 1 interesting opportunities. Caching otkompilirovanyh cgi scripts (Apache::Registry. 00 pm)

2. Perl interface to Apache C API

Most developers use mod_perl to increase the productivity of their scripts--Apache does not start a new process for each request to the script, because it now has its own Perl interpreter, and compile the script .pl on each request, as Apache::Registry. 00 pm keeps your otkompilirovanye scripts in the cache. Perl interface to Apache C API is used by developers not so often.



A short list of the configs, and not only control panel DirectAdmin with a brief description of the configuration files, DA.

Also pointed out the location of configuration files, DA.



Installing Directadmin Server Control Panel is very simple. There are slight differences depending on where you put the Directadmin: VDS/VPS or dedicated server.

However, if there is a possibility of rebilda (from backup) to a VPS system as a whole, and problems during the installation, you are not afraid, because there is always the possibility of quick recovery.

The command Putty/SSH/Unix/Linux-manual



How to add additional IP OS CentOS? Yes very easy.

How to add is described in this article.

There are many types of fonts in html, but not all, of their worth. It is recommended that you use the standard fonts. Why do? The answer is simple. Some visitors to this site may not be available on your computer, that font and they simply don't see the site context. Of course, they leave the site and never get to it. Thus lost audience, which has a negative impact on attendances of the site.