From http://www.bashscripts.info/

I recently upgraded kernel of my linux server. After this, APF Firewall stopped working. It give error message on starting firewall. [root@server10 apf]# apf -s Unable to load iptables module…

DNS Error "Bad Dotted Quad" (BIND) Network - DNS Issue: changing dns mx records, tried to save, got error: "Bad dotted quads near ..." Solution: A record or another record…

From Reddit.com Tired of crappy flash performance? Play YouTube videos in MPlayer with one click (self.linux) You need the following software: * Firefox * MPlayer (but other players should work…

Linux® system calls—we use them every day. But do you know how a system call is performed from user-space to the kernel? Explore the Linux system call interface (SCI), learn…

Intrusions can take place from both authorized (insiders) and unauthorized (outsiders) users. My personal experience shows that unhappy user can damage the system, especially when they have a shell access.…

When you have a website or a network, it’s helpful to be aware of any issues as soon as they occur. There are open source and freeware server/network monitoring tools…