Easy Peasy Linux Firewalling – iptables

A lot of our customers have asked for firewalls, and since this is a common theme, i decided that I would help them out. Of course it can be a mission to learn how to make your own and what to do or not do, and some of the pre-made ones can be confusing. So… Continue reading Easy Peasy Linux Firewalling – iptables

Quick and easy iptables blocking and firewalling basics

A customer emailed in today had noticed somebody trying to hack or crash his VPS. He tracked it down to one particular IP address but didnt know how to block him. There are several things you can do to block him, the long term solution and better option is probably using a firewall like iptables.… Continue reading Quick and easy iptables blocking and firewalling basics

Introduction to the new Linux Sysadmin

Recently we have had a few support requests come through from people who are new to Linux, and are unsure how to maintain a server at all. Package Management If your Linux distro is RedHat based (ie Centos, , then you will be using yum and RPM.   RPM is for doing individual package manipulation (installing,… Continue reading Introduction to the new Linux Sysadmin