Learn configuration of iptables policies in Linux. Know how to add, delete, save linux native firewall rules in iptables.
Beginner’s tutorial to understand iptables – Linux firewall. This article explains about iptable basics, different type of chains and chain policy defining strategy.
Learn 5 different ways to check swap space utilization on Linux server using free, swapon, /proc/swaps, top and vmstat/sar commands.
Learn how to add swap using LVM, swap file and parted disk management. Also learn how to extend existing swap partition on Linux server
Learn what is tmpfs, what is use of tmpfs, what is swap, what is use of swap and differences between tmpfs and swap.
Few observations on why HPUX is loosing its grip in market. How virtualization, cloud, costing affects HPUX existence in market.
Short tutorial explaining what is RAM disk and how to create RAM disk in Linux. It also includes differences between ramfs and tmpfs.
Learn networking basics in Linux server. What is network route, how to check routes, how to define static and default routes in Linux system.
Learn what is hostname, how to set hostname and how to change hostname in Debian and RedHat based Linux systems.
Article explaining how to tune kernel parameters in Linux system using command or using configuration file.