IPTABLES - Opening server ports to specific IP addresses

I have been doing some housekeeping on my VPS, and decided there's a few ports that should only be accessed by certain IP addresses for security purposes.

My VPS uses Linux, so I had to find a way to somehow changing my iptables settings to block the specific ports to every IP address, except for the ones I specified.

It's pretty straight forward, and here  how you can block a specific port to everyone except for some IP addresses (the instructions are for Centos 5.5, but should work for other distros without problems):

Open our iptables settings file:

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  comments - Posted by Marcos Placona at 6:20 PM - Categories: Linux | VPS

Updating Java on Centos

(Photo: tutchiio)

I'm only writing this blog post because I usually try to keep my VPS up to date, and usually one of the things I have to do to accomplish such thing is updating the Java version.

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  comments - Posted by Marcos Placona at 12:00 PM - Categories: Website Optimization | Linux | General Techie Stuff | Technology