Updating a NAT Gateway

Function

This API is used to update a NAT gateway.

admin_state_up = True & status = "ACTIVE" can be updated. The name, description, and type of a NAT gateway can be updated.

URI

PUT /v2/{project_id}/nat_gateways/{nat_gateway_id}

**Table 1** Parameter description
Parameter	Mandatory	Type	Description
project_id	Yes	String	Specifies the project ID.
nat_gateway_id	Yes	String	Specifies the NAT gateway ID.

Request

Table 2 describes the request parameters.

**Table 2** Request parameters
Parameter	Mandatory	Type	Description
nat_gateway	Yes	Object	Specifies the NAT gateway object. For details, see Table 3. Mandatory field: None. Only the name, description, and spec fields can be updated. At least one attribute must be specified for the NAT gateway to be updated.

**Table 3** Description of the **nat_gateway** field
Parameter	Mandatory	Type	Description
name	No	String(64)	Specifies the NAT gateway name. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	No	String(255)	Provides supplementary information about the NAT gateway.
spec	No	String	Specifies the 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.

Response

Table 4 lists response parameters.

**Table 4** Response parameters
Parameter	Type	Description
nat_gateway	Object	Specifies the NAT gateway object. For details, see Table 5.

**Table 5** Description of the **nat_gateway** field
Parameter	Type	Description
id	String	Specifies the NAT gateway ID.
tenant_id	String	Specifies the project ID.
name	String(64)	Specifies the NAT gateway name. The name can contain only digits, letters, underscores (_), and hyphens (-).
description	String(255)	Provides supplementary information about the NAT gateway.
spec	String	Specifies the NAT gateway type. The value can be: 1: small scale 2: medium scale 3: large scale 4: extra-large scale
router_id	String	Specifies the router ID.
internal_network_id	String	Specifies the network ID of the downstream interface (the next hop of the DVR) of the NAT gateway.
status	String	Specifies the status of the NAT gateway. For details about all its values, see Table 1.
admin_state_up	Boolean	Specifies the unfrozen or frozen state. The value can be: true: indicates the unfrozen state. false: indicates the frozen state.
created_at	String	Specifies when the NAT gateway is created (UTC time). Its value rounds to 6 decimal places for seconds. The format is yyyy-mm-dd hh:mm:ss.
dnat_rules_limit	String	Specifies the maximum number of DNAT rules of a NAT gateway.
snat_rule_public_ip_limit	String	Specifies the maximum number of EIPs that can be bound to an SNAT rule of a NAT gateway.
billing_info	String	If the billing mode of a NAT gateway is Yearly/Monthly, the value indicates the order information. If the billing mode of a NAT gateway is Pay-per-use, the value is an empty string.
enterprise_project_id	String	Specifies the enterprise project ID. The value 0 indicates the default enterprise project. The value can contain a maximum of 36 characters. It is string "0" or in UUID format with hyphens (-).

Examples

Example request

PUT https://{Endpoint}/v2/d199ba7e0ba64899b2e81518104b1526/nat_gateways/a78fb3eb-1654-4710-8742-3fc49d5f04f8 
   { 
     "nat_gateway": { 
         "name": "new_name", 
         "description": "new description", 
         "spec": "1" 
     } 
 }

Example response

{ 
     "nat_gateway": { 
         "router_id": "d84f345c-80a1-4fa2-a39c-d0d397c3f09a", 
         "status": "ACTIVE", 
         "description": "new description", 
         "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": "new_name",
         "dnat_rules_limit": 200,
         "snat_rule_public_ip_limit": 20,
         "enterprise_project_id": 0aad99bc-f5f6-4f78-8404-c598d76b0ed2", 
         "billing_info": ""
     } 
 }