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FAQ

Is Open Source Software Legal To Use For My Business?

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?
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Linux Tune Network Stack (Buffers Size) To Increase Networking Performance

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?
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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?
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Linux Uninstall VMWare Server Software

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?
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Apache: Graceful Server Reboot From Shell

How do I gracefully restart Apache web server from a shell prompt?
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Bash Clear DNS Cache

How do I clear DNS cache using BASH shell prompt under UNIX like operating systems?
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How To Setup Vanity DNS Name Server Using BIND 9

Q. I’ve nameserver like ns1.example.com and ns2.example.com. I’d like to provide Vanity DNS for each domain such as ns1.yourdomain.com and ns2.yourdomain.com. Basically, my users should able to call my dns server as their own servers. This will create the illusion that my user run their own name servers. How do I setup vanity DNS using BIND 9 under UNIX / Linux?
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How To Specify and Browse Website Using IPv6 Address With Firefox, Opera Web Browser

Q. Now, I know how to configure IPv6 tunnel but how do I browse website using IPv6 IP address like 2001:4860:0:2001::68 under Firefox or Opera web browser?
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Debian / Ubuntu Linux Install tracepath / traceroute6 / tracepath6 commands

Q. I’m not able to run tracepath or tracepath6 under Debian Linux. tracepath is default under CentOS Linux. How do I install tracepath command under Debian Linux 4.x server? How do I find out what package owns the command under Debian / Ubuntu Linux?
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Q. I’ve made changes / updates to my /etc/inittab file to configure init process to start with agetty. init reads the /etc/inittab configuration file at the time of system boot. How do I re-read this file without rebooting my Linux server?
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