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Calculate CIDR from IP range

netmask

## ip range -> CIDR
netmask -c 192.168.0.0:192.168.2.255

## ip range -> network mask
netmask -s 192.168.0.0:192.168.2.255

CIDR calculator

  • https://www.ipaddressguide.com/cidr

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  3. Not all the commands and scripts are tested in production environment, use at your own risk
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