The purpose of this resource, which can be one of the following
values: - GCE_ENDPOINT for addresses that are used by VM instances,
alias IP ranges, load balancers, and similar resources. -
DNS_RESOLVER for a DNS resolver address in a subnetwork for a Cloud
DNS inbound forwarder IP addresses (regional internal IP address in
a subnet of a VPC network) - VPC_PEERING for global internal IP
addresses used for private services access allocated ranges. -
NAT_AUTO for the regional external IP addresses used by Cloud NAT
when allocating addresses using automatic NAT IP address allocation.
IPSEC_INTERCONNECT for addresses created from a private IP range
that are reserved for a VLAN attachment in an IPsec-encrypted Cloud
Interconnect configuration. These addresses are regional resources.
Not currently available publicly. - SHARED_LOADBALANCER_VIP for
an internal IP address that is assigned to multiple internal
forwarding rules. - PRIVATE_SERVICE_CONNECT for a private
network address that is used to configure Private Service Connect.
Only global internal addresses can use this purpose.