Important Notes:

• Fedora Core and Cent OS machines are both updated in the same way so this article can be used for both machines. For Free BSD please see the article titled: "How do I update my Free BSD Server?"
• This update will have to be done command line if you do not know how refer to the article "How do I connect to my Linux server by Command Line?"
• Always back up the data on your dedicated server before begining ANY type of update. Updates can cause unexpected errors and loss of data if not done properly.

1. Once connected you are going to use the yum command to update the server. Issue the following commands:

and then issue this command:

This will update the yum repository information and then update the operating system and all packages that have a pending update. Do not be alarmed if the operating system starts to download a lot of files and installs them, this is a normal part of the update process.