externalAddressSpaceMappings

Deprecated

`external_address_space_mappings` will be removed in favour of the property `external_mapping` in version 4.0 of the AzureRM Provider.

(Deprecated) A list of CIDR Ranges which are used for external mapping of the VPN Gateway NAT Rule.

NOTE: external_address_space_mappings is deprecated and will be removed in favour of the property external_mapping in version 4.0 of the AzureRM Provider.