Comment 1 for bug 1625209

I'm confused, these IPv6 types are in the subnet model, so IPv4 subnets have them. So I'll just wait for someone to hit me with the clue-bat.

$ neutron subnet-show private-subnet
+-------------------+--------------------------------------------+
| Field | Value |
+-------------------+--------------------------------------------+
| allocation_pools | {"start": "10.0.0.2", "end": "10.0.0.254"} |
| cidr | 10.0.0.0/24 |
| created_at | 2016-09-14T16:36:48 |
| description | |
| dns_nameservers | |
| enable_dhcp | True |
| gateway_ip | 10.0.0.1 |
| host_routes | |
| id | c53c6988-dbb9-4e9e-b354-4a5c9fa267a0 |
| ip_version | 4 |
| ipv6_address_mode | |
| ipv6_ra_mode | |
| name | private-subnet |
| network_id | 907eb5fc-23b0-4092-b5ea-6d4b40d0e963 |
| project_id | bed9af6ece5f44b5bd695a1dfa5bb959 |
| revision_number | 2 |
| service_types | |
| subnetpool_id | |
| tenant_id | bed9af6ece5f44b5bd695a1dfa5bb959 |
| updated_at | 2016-09-14T16:36:48 |
+-------------------+--------------------------------------------+