NTP (Network Time Protocol) is a protocol that allows to synchronize your computers clocks on your network.
With your favorite package manager
natjohan(fedora)# yum install ntp
natjohan(debian)# aptitude install ntp
NTPD is quite easy to understand, all ...
When you want to test something with apache2, it's useful to serve it only on localhost to see what happens and make sure everything goes well. So, you just have to edit your /etc/apache2/ports.conf and set the Listen directive ...
"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 ...