Put simply, supernetting a TCP/IP network address is the opposite of subnetting it. Supernetting is also known as CIDR (classless interdomain routing) as defined by RFCs 1517, 1518, 1519, and 1520.

The big move is coming soon.We are moving building and the responsibility for setting the desktops to work on the new network has fallen on me.The prospect of manually changing the hostname ...

Block all IP addresses in an entire subnet by adding a single line to the IPTables configuration file using the classless inter-domain routing notation for the IP address range.