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CIDR notation

If you add an IP address into the console, you must use the CIDR notation.

The following table lists the most commonly used internal subnets with their corresponding CIDR notations.

Subnet mask CIDR
255.255.252.0 /22
255.255.254.0 /23
255.255.255.0 /24
255.255.255.248 /29
255.255.255.252 /30

For a complete list visit the CIDR.EU website.