Creating a Public NAT Gateway

Function

This API is used to create a public NAT gateway.

URI

POST /v2.0/nat_gateways

Request

Table 1 lists the request parameter.

**Table 1** Request parameter
Parameter	Mandatory	Type	Description
nat_gateway	Yes	Object	Specifies the public NAT gateway object. For details, see Table 2.

**Table 2** Description of the **nat_gateway** field
Parameter	Mandatory	Type	Description
tenant_id	No	String	Specifies the project ID.
name	Yes	String	Specifies the name of the public NAT gateway. You can enter up to 64 characters. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	No	String	Provides supplementary information about the public NAT gateway. You can enter up to 255 characters.
spec	Yes	String	Specifies the public NAT gateway type. The value can be: 1: small type, which supports up to 10,000 SNAT connections. 2: medium type, which supports up to 50,000 SNAT connections. 3: large type, which supports up to 200,000 SNAT connections. 4: extra-large type, which supports up to 1,000,000 SNAT connections.
router_id	Yes	String	Specifies the VPC ID.
internal_network_id	Yes	String	Specifies the network ID of the downstream interface (the next hop of DVR) of the public NAT gateway.

Response

Table 3 lists response parameter.

**Table 3** Response parameter
Parameter	Type	Description
nat_gateway	Object	Specifies the NAT gateway object. For details, see Table 4.

**Table 4** Description of the **nat_gateway** field
Parameter	Type	Description
id	String	Specifies the public NAT gateway ID.
tenant_id	String	Specifies the project ID.
name	String	Specifies the name of the public NAT gateway. You can enter up to 64 characters. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	String	Provides supplementary information about the public NAT gateway. You can enter up to 255 characters.
spec	String	Specifies the public NAT gateway type. The value can be: 1: small type, which supports up to 10,000 SNAT connections. 2: medium type, which supports up to 50,000 SNAT connections. 3: large type, which supports up to 200,000 SNAT connections. 4: extra-large type, which supports up to 1,000,000 SNAT connections.
router_id	String	Specifies the router ID.
internal_network_id	String	Specifies the network ID of the downstream interface (the next hop of DVR) of the public NAT gateway.
status	String	Specifies the public NAT gateway status. For details about all its values, see Table 1.
admin_state_up	Boolean	Specifies whether the NAT gateway is frozen. The value can be: true: The NAT gateway is unfrozen. false: The NAT gateway is frozen.
created_at	String	Specifies when the public NAT gateway was created (UTC time). Its value rounds to 6 decimal places for seconds. The format is yyyy-mm-dd hh:mm:ss.

Examples

Example request

POST https://{Endpoint}/v2.0/nat_gateways
{
    "nat_gateway": {
        "name": "nat_001",
        "description": "my nat gateway 01",
        "router_id": "d84f345c-80a1-4fa2-a39c-d0d397c3f09a",
        "internal_network_id": "89d66639-aacb-4929-969d-07080b0f9fd9",
        "spec": "1"
    }
}

Example response

{
    "nat_gateway": { 
         "router_id": "d84f345c-80a1-4fa2-a39c-d0d397c3f09a", 
         "status": "PENDING_CREATE", 
         "description": "my nat gateway 01", 
         "admin_state_up": true, 
         "tenant_id": "27e25061336f4af590faeabeb7fcd9a3", 
         "created_at": "2017-11-18 07:34:32.203044", 
         "spec": "1", 
         "internal_network_id": "89d66639-aacb-4929-969d-07080b0f9fd9", 
         "id": "a78fb3eb-1654-4710-8742-3fc49d5f04f8",
         "name": "nat_001" 
    }
}