Bash script to change Name servers on BIND DNS Zones in CentOS7/RHEL7

DNS is one of the most important components of web hosting. It resolves addresses which allows websites to be accessed online via domain names and emails to be sent/received. Due…

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Configuring date and time in RHEL 7/Centos 7

Knowing how to manage time via the command line is a useful skill to acquire. To best understand time, we need to understand the two types of clocks specified in…

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