Showing headlines posted by aweber

HylaFAX on CentOS allows you to send and receive faxes from your server. This tutorial will help you set up so that you can receive faxes and have them converted to a PDF upon delivery to the user.

screen is a useful tool for managing your connections to a remote server. This handy tool allows you to create multiple windows which you can split in order to become more efficient in your work. screen is easy to use and with a few commands you will be making changes to the way you work.

You've heard all of the advantages that HTML5 brings to your web experience, but how far away are we from enjoying the benefits of HTML5? With several browsers already supporting HTML5 video, I selected Google Chromium, which was available for my Ubuntu 10.04 desktop, and gave it a try.

You can set up checks for your Ubuntu server in many areas including checking that the IMAP server is responding correctly to connections. These plugins are easy to configure and provide assurance that your Mail Delivery Agent is up and working.

So you have your Nagios server installed...now what. Monitoring devices on your network is typically a three step process. Once you get used to following these steps you will begin setting many new devices to monitor with this great tool Nagios.

Nagios can perform multiple checks using one connection on a Windows server using the CheckMultiple function and the NSClient++. This feature which acts much like check_multi allows you to save network and system resources with one check. The Nagios server then brings the "bad news" to the top by showing any checks that have Critical state in the web interface.

Webmaster Tools from Google can enhance your understanding of what is making your website work. ModSecurity, a valuable security resource, may block the verification page that is necessary for Webmaster Tools to function. This article will show you how to write a rule that will allow you to use both effectively.

Linux consulting should provide a bigger picture for the client so they better understand the implications of choices they make. This aspect means that as a consultant you need also to train the client so they best understand the situation.

If you've been following the Ubuntu 10.04 testing releases you're probably aware of some significant changes to the appearance of Ubuntu. Among the top changes in question are the new black theme, black/purple gradient background and Mac-style title bar buttons that appear on the left side of the windows. These are just a few of the changes/improvements of this release but some of the most controversial.

This KahelOS Linux review outlines the text-based installation, new look, applications, and package management system of the recently released KahelOS 050110 from a beginners point of view.

One of the big reasons people disable ModSecurity is that they see in their logs continual blocks on Googlebot. Obviously, if Google’s bot cannot list your site you will be in trouble with trying to get people to your site.

Dansguardian is a great way to implement content filtering for an oarganization or family setting. Content filtering can be adjusted to specific needs including; web site content, file types, ports, downloads and scanning for viruses. Dansguardian is easy to install and modify.

NagiosGrapher can be used to create graphical presentations of your data that you collect with Nagios. This tutorial will provide you with some of the tricks to get it working and show graphs once you have it all installed. The response time for your web server is used as an illustration.

Want to speed up your network and provide greater security in 15 minutes? You can do that with Squid Proxy Server on Ubuntu 10.04. The process is very easy and is an excellent way to save on network resources. Squid 2.7 has a focus on web performance.

I've tried several versions of the SimplyMEPIS but never really got hooked on the visual appearance leaving me wondering what beginners find so appealing in SimplyMEPIS. With the release of SimplyMEPIS 8.5.01 and addition of KDE 4.3.4 I decided this was the perfect time to give it a try and see what all the fuss is about.

The important aspect of graphing is that it enables a busy administrator to evaluate a server visually, often making more sense than strings of data. NagiosGrapher is a tool that you can use with Nagios to graph information that you want to evaluate as an administrator. This tutorial will show you how to install NagiosGrapher in preparation for the data to be graphed.

One of the most important tasks for a Linux administrator to achieve in shell scripting is to test for information you need to know. Conditions is a way to test for one thing and if that is true then take one action and if it is not true take a different action. This tutorial, with illustrations, will help you start writing conditions to test for the information you need.

Built with Linux-Live scripts 6.2.9, the Debian-based PureOS 2.0 Linux distro has been released recently. This distro and live CD feature the KDE 4.3.4 desktop environment, Linux kernel 2.6.33 w/ Squashfs 3.4 and LZMA. Popular applications you'll find on PureOS include GIMP, Iceweasel, FileZilla, K3B, Songbird, VLC, and many more. Check out the screenshots.

Bash Shell scripting...every Linux admin needs it to save time. One aspect of shell scripting is writing functions. Creating functions in your scripts allows you to create containers of code that you can reuse in one script or multiple scripts. This tutorial, with examples, shows you how to create functions. The article is a part of a free shell scripting course.

There are several categories of zones that must be configured. You need to have forward lookup zones, which allow the nameserver to match names to IP Addresses. You’ll define these zones in the /etc/bind directory, in files with the “db” prefix.