class MetasploitDataModels::IPAddress::V4::CIDR
An IPv4 CIDR (Classless InterDomain Routing) block composed of a {MetasploitDataModels::IPAddress::V4::Single IPv4} {MetasploitDataModels::IPAddress::CIDR#address address} and {MetasploitDataModels::IPAddress::CIDR#prefix_length prefix_length} written in the form `'a.b.c.d/prefix_length'`.