From the category archives:

FAQ

I can download and keep using free and open source software (FOSS) on multiple computers. Is this software legal to use for my business? Can you provide some legal information regarding usage of open source software for business which I can share with my boss?

{ 2 comments }

I‘ve two servers located in two different data center. Both server deals with a lot of concurrent large file transfers. But network performance is very poor for large files and performance degradation take place with a large files. How do I tune TCP under Linux to solve this problem?

{ 14 comments }

AIDE is an open source host-based intrusion detection system which is a replacement for the well-known Tripwire integrity checker. It provide software integrity checking and it can detect that intrusions (monitor filesystem for unauthorized change such as find out if system binaries modified and a new cracked versions installed or not) have occurred on the system. How do I install and configure AIDE under Ubuntu LTS / Debian Linux 5.0 server?

{ 3 comments }

In some cases I may need to uninstall VMware Server from my Linux system. I’ve VMWare server / Workstation software installed under CentOS / RHEL / Fedora Linux. How do I uninstall VMWare under Linux?

{ 2 comments }

I admin ecom website and a lot of bogus traffic comes from countries that do not offer much in commercial value. How do I just configure Apache or iptables to just refuse connections to certain countries?

{ 40 comments }

How do I gracefully restart Apache web server from a shell prompt?

{ 0 comments }

Bash Clear DNS Cache

by Vivek Gite · 0 comments

How do I clear DNS cache using BASH shell prompt under UNIX like operating systems?

{ 0 comments }

nixCraft FAQ PDF Collection Now Available To All