Changing File’s Date and Time on Unix Systems
Change Data and Time of a File At times, we might want to change date and time of a file, for record purposes. For example, when you copying log file from remote machine, when it’s extract on local machine, the…
How to Use Wget to Download Manual from Website
Most of the time, we would prefer to read manual offline instead of browsing online, sometime we do not have internet access, and in the boredom, we can read the manual OFFLINE! Example below will show you how to grab…
How do I Start Application Services with launchctl When Apple Mac Leopard Boot Up
If you have MySQL, PostgreSQL, Apache2 or other application installed from Macports, you might want the services auto start during machine start up. You can use launchctl to do it, it’s similar to start up script on FreeBSD on /usr/local/etc/rc.d…
Detect DDoS Source & Destination IP Address with OURMON
We have OURMON running on one of network segment for quite some time, it is very helpful and resourceful when DDoS attack happened, especially to help our customer to find out which destination is targeted on the attack and from…
OURMON Installation and Configuration on FreeBSD 7 with Multi-threading Support
OURMON is popular known as open source Network Monitoring and Anomaly Detection System. It’s very useful for a web hosting provider or Internet Service Provider to study their network behavior and detection for any network attack such as DoS or…
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