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Bandwidth Monitoring Tool (iftop) in RHEL/CentOS/Fedora and Debian/Ubuntu

Centos, Commands, Debian, Fedora, Linux

IFTOP is a real time network bandwidth monitoring tool through Command line. IFTOP shows a real time updated list of network connections based on their network usage ordered on every 2, 10 and 40 seconds ...

Centos, Debian, Fedora, Linux, Webserver

This is quick guide, howto install Zend Framework (ZF) 1.12.3 on Fedora, CentOS and Red Hat (RHEL). This guide also works with older Fedora releases, ...

Centos, Commands, Fedora, Linux

This is guide, howto enable Vi and Vim text editor syntax Highlighting on Fedora/CentOS / Red Hat (RHEL). Actually on Fedora, CentOS and Red Hat ...

Centos, Commands, Fedora, Linux

This is quick guide howto change runlevel on GRUB2. Title says runlevel 3 (refer to changing runlevel from 5 to 3), but yes same method of course works, if ...

Centos, Commands, Fedora, Linux

This is quick guide howto delete/remove/clean old kernels on Fedora, CentOS, Red Hat (RHEL). I use here two kernel as example, if you want to keep ...

Centos, Fedora

Fail2ban, it is a security based application for your Unix based server. The fail2ban service is commonly used to protect your SSH and FTP from ...

Centos, Fedora, Kernel, Linux

IPv6 is enabled by default on most Linux distros. However, IPv6 is not used most of time (at least in my case). This post introduces ...

Setting Up a Git Server Using Gitosis

Update: Since gitosis is not maintained and supported, please check out gitolite for setting up a new git server. (see the comment from Sitaram Chamarty, ...

Duplicating and Backing Up LVM Backed Xen DomU from a Remote Server

LVM’s snapshot feature enables us to duplicate an LVM backed Xen DomU in seconds inside of the same volume group. When we want to duplicate LVM backed ...