How to start/stop/restart networking service under Linux operating systems after making changes to IP configuration from a shell prompt ?
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How To Restart Networking Service In Linux
by lifeLinux on September 16, 2011
Linux Shutdown Command
by lifeLinux on August 24, 2011
shutdown command brings the system down in a secure way. All logged-in users are notified that the system is going down, and login is blocked. It is possible to shut the system down immediately or after a specified delay. All processes are first notified that the system is going down by the signal SIGTERM. This […]
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How To Display All Cron Jobs On Linux
by lifeLinux on August 22, 2011
Using cron is via the crontab command which allows you to view or edit your crontab file, which is a per-user file containing entries describing commands to execute and the time(s) to execute them.
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How To Find Hard Drive Specifications
by lifeLinux on May 19, 2011
There are many tools to get hard drive information such as smartctl, hdparm, hwinfo… In this article, i will use hdparm command which provides a command line interface to various hard disk ioctls supported by the stock Linux ATA/IDE device driver subsystem.
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How to install IPTables on RedHat / Centos Linux
by lifeLinux on April 24, 2011
iptables is a user space application program that allows a system administrator to configure the tables provided by the Linux kernel firewall (implemented as different Netfilter modules) and the chains and rules it stores. Different kernel modules and programs are currently used for different protocols; iptables applies to IPv4, ip6tables to IPv6, arptables to ARP, […]
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