chkconfig command

RHEL / CentOS 6.x KVM Virtualization Installation and Configuration Guide

November 19, 2013November 19, 2013in CentOS, Linux KVM, Package Management, RedHat and Friends, Virtualization last updated November 19, 2013

How do I setup and manage a virtualized environment with Kernel based Virtual Machine (KVM) in CentOS or Red Hat Enterpise Linux version 6 server on IBM server? Can you provide step-by-step commands of how to install and manage Virtual Machines (VMs) on a physical server using KVM for RHEL/CentOS version 6.4?

Fedora Linux: Restart / Stop / Start DHCPD Server Command

August 9, 2013August 9, 2013in Commands, Fedora Linux, RedHat and Friends last updated August 9, 2013

I am a new Fedora Linux version 18 system administrator. How do I restart dhcpd server using command line options in Fedora Linux server running on HP server hardware?

CentOS / RHEL: Check If A Service Is Running Or Not

June 9, 2013December 13, 2013in CentOS, Monitoring, RedHat and Friends last updated December 13, 2013

How do I find out if a service such as MySQL or Apache running on my Centos/RHEL/Fedora Linux server?

CentOS Linux: Start / Stop / Restart SSHD Command

January 3, 2013August 8, 2017in BASH Shell, CentOS, OpenBSD, RedHat and Friends last updated August 8, 2017

I‘m a new CentOS Linux server user. How can I start, stop, or restart the OpenSSH (SSHD) server on a CentOS Linux? How can I start SSHD on boot time on a CentOS Linux?

Linux Configure Firewall Using Shorewall Under RHEL / CentOS

December 19, 2012December 20, 2012in CentOS, Iptables, RedHat and Friends last updated December 20, 2012

A properly configured firewall can greatly increase the security of RHEL / CentOS based system. How do I configure a shorewall based firewall for CentOS or Red Hat Enterprise Linux system with an Internet connection? How do I install and configure shorewall to protect the following small business network?

CentOS Linux 5/6 Install Mysql Database Server

December 2, 2012May 3, 2017in CentOS, MySQL, Package Management, RedHat and Friends last updated May 3, 2017

How do I install MySQL database server on CentOS Linux version 5 or version 6 using command line options? How do I configuring MySQL server on CentOS Linux?

HowTo: Listen Pandora In Europe ( Outside USA )

November 17, 2012November 20, 2012in Squid last updated November 20, 2012

I have Pandora Internet Radio One subscription, and recently I moved to Europe for a few months as part of my work schedule. The service fully available only in the United States. How do I access Pandora one service in Europe? Can I get around it by using a proxy server installed on my own server located in USA at home or ISP data center?

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