Bring your own public IPv4 CIDR to IPAM using only the Amazon CLI
Follow these steps to bring an IPv4 or IPv6 CIDR to IPAM using only the Amazon CLI.
Note
Before you begin, you must have first verified domain control.
Once you bring an IPv4 address range to Amazon, you can use all of the IP addresses in the range, including the first address (the network address) and the last address (the broadcast address).