Hide your version of BIND

To hide your version of bind, enter the following value to your named.conf version "[NONE]"; in the option section: options { directory "/var/lib/bind"; version "[NONE]"; }; Check the value with…

Continue Reading Hide your version of BIND

Subnet Masks

A subnetwork, or subnet, is a logically visible, distinctly addressed part of a single Internet Protocol network. The process of subnetting is the division of a computer network into groups of computers that have a common,…

Continue Reading Subnet Masks

SI prefixes

An SI ⇒prefix is a name that precedes a basic unit of measure to indicate a ⇒decimal ⇒multiple or ⇒fraction of the unit. Each prefix has a unique symbol that is prepended to…

Continue Reading SI prefixes