"Splunk Enterprise is a fully featured, powerful platform for collecting, searching, monitoring and analyzing machine data". There is a free version of Splunk with some limitations (read here), but it's sufficent to analyze fews hosts logs (< 20). The major disadvatage of this edition is ...
You dream of having a terminal that allow to open many terms in one window, launch a same update/fix on these terms with a replicate system, with a lot of keyboard shortcuts, multiple layouts/profiles, and more ? Terminator is for you !
Terminator ...
GNS3 is a famous network simulator which allow to test network topologies and equipements.
First you have to install Telnet and PyQt4 library with :
natjohan# yum install telnet pyqt4
Then, install GNS3, download the tgz archive from the official website :
natjohan# tar -xvzf GNS3-0.8.3.1-src.tar.gz ...