What to do with the growing log files, how not to lose data and save disk space?
During the operation of Unix / Linux systems, administrators face one very widespread problem, but it is not as easy to solve as it seems at first gla…
Category: System Admin
What is DNS and what is it used for?
What Is DNS DNS is a domain name recognition system for obtaining information about domain names. The domain name system is mainly used to find out th…
Spam Filtering Based on SMTP Header
Spam. Spam is incessant; therefore, each responsible mail administrator should keep up with spam filtering methods based on their headers’ SMTP analys…