From the category archives:

System Administrator

Centos Network Configuration – is very simple on a full installation. However, I downloaded the Centos’ “Minimal Install” cd and used yum to install various packages I needed. The simple way to do it if you have a standard installation is to use the Network Administration Tool (system-config-network), which is a graphical interface to edit [...]

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Scalix Administration – Useful Commands

by Dorian on February 16, 2012

Scalix is now a mature email server, reliable and powerful, that can accommodate environments with thousands of users. Most of the tasks can be accomplished using the web interface, which is a nice and intuitive interface. However, not all the tasks needed for a day to day administration are available from the web interface. Here [...]

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How to troubleshoot a slow computer network?

by Dorian on April 11, 2011

You have problems on your network? Network is slow or it doesn’t work? Follow this Network troubleshooting Guide to find where the bottleneck is.

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Compress files in Windows

by Dorian on April 6, 2011

As a Windows System Administrator, when I compress files in Windows, I don’t always use the same method, because the scenarios are different. Here are a three compression methods and a batch script to automatically compress folders individually.

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Slow Data Transfer is not Always caused by the Network Slow data transfers are sometimes caused by a slow computer. Determine if the computer is the reason by comparing the transfer speed with a different computer connected on the same switch port. If the speed is the same, the problem is your network. If you [...]

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When only one computer on your network is slow it is easier to troubleshoot because the problem is isolated.

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Troubleshoot a Slow Network – Slow Server

by Dorian on April 4, 2011

Troubleshoot a Slow Computer Network Your Computer is Slow and Not the Network.
How do we know the server is slow and the problem is not elsewhere?

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If the entire network or a part of the network is slow, it could mean you have a faulty switch or a you network is wrongly configured. Here are some hints about possible faults.

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