Aug
2008
Rsync is a software that synchronizes files and directories using a small amount of data transfers. You can use this to backup data. This page will show you how to use rsync to synchronize files from a source machine.
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Rsync is a software that synchronizes files and directories using a small amount of data transfers. You can use this to backup data. This page will show you how to use rsync to synchronize files from a source machine.
(more…)Webmin is a web-based interface for system administration for Unix. Using any modern web browser, you can setup user accounts, Apache, DNS, file sharing and much more. This page will show you how to install Webmin.
(more…)Virtual Network Computing (VNC) is a graphical desktop sharing system which enables you to remotely control another computer. This page will show you how to setup VNC server to remotely manage your Linux machine.
(more…)Secure Shell (SSH) is a network protocol that allows data to be exchanged using a secure channel between two computers. SSH is typically used to log into a remote machine and execute commands, but it also supports tunneling, forwarding arbitrary TCP ports and X11 connections; it can transfer files using the associated SFTP or SCP protocols. This page will show you how to setup SSH to remotely administer a Linux box.
(more…)vi is a screen-oriented text editor. This is a quick tutorial on how to use vi to enable you to use it immediately.
(more…)Red Hat Enterprise Linux 5 and its derivative CentOS 5 includes a graphical tool called Security Level Configuration for configuring the firewall options. This guide describes how to use this tool to open up the ports necessary for providing an email server.

1. Click System, select Administration and click Security Level and Firewall. This will launch the Security Level Configuration window.In Linux, new user accounts automatically receive mail accounts. Here are the steps for add ing a new user account in Red Hat Enterprise Linux 5 and its derivative CentOS 5.

1. Click Applications then select System Settings and click Users and Groups. This will launch the User Manager window.Starting and stopping services is easy in Red Hat Enterprise Linux 5 and its derivative CentOS 5. Both includes the Service Configuration tool which simplifies service administration.

1. Click System, select Administration, select Server Settings and click Services. This will launch the Service Configuration window.Red Hat Enterprise Linux 5 and its derivative CentOS 5 includes an extensive list of applications that can be easily added or removed. This guide will show you how to do it using the Package Manager tool.
(more…)Red Hat Enterprise Linux 4 and its derivative CentOS 4 includes a graphical tool called Security Level Configuration for configuring the firewall options. This guide describes how to use this tool to open up the ports necessary for providing an email server.

1. Click Applications, select System Settings and click Security Level. This will launch the Security Level Configuration window.