Note：
This is a legacy API which has been hidden and will no longer be updated. We recommend using the new VPC API 3.0 which is standardized and faster.
This API (ModifyDnaptRule) is used to modify port forwarding rules for a NAT gateway.
Domain name for API requests: vpc.api.qcloud.com
Before using this API, please go to NAT Gateway Description to learn about the features of NAT gateways.
The following request parameter list only provides API request parameters. Common request parameters are required when the API is called. For more information, see the Common Request Parameters page. The Action field for this API is ModifyDnaptRule.
| Parameter name | Required | Type | Description |
|---|---|---|---|
| vpcId | Yes | String | VPC ID, for example: vpc-8e0ypm3z. |
| natId | Yes | String | NAT gateway ID, for example: nat-dqbak2vy. |
| oldProto | Yes | String | Original protocol, optional values: tcp and udp. |
| oldEip | Yes | String | Original external IP address, namely the associated elastic IP address. |
| oldEport | Yes | String | Original external port number. |
| proto | No | String | New protocol, optional values: tcp and udp. |
| eip | No | String | New external IP address, namely the associated elastic IP address. |
| eport | No | String | New external port number. |
| pip | No | String | New internal IP address. |
| pport | No | String | New internal port number. |
| description | No | String | New rule description. |
| Parameter name | Type | Description |
|---|---|---|
| code | Int | Error code. 0: Successful, other values: Failed. |
| message | string | Error message. |
The following error codes only include business logic error codes for this API. For additional common error codes, see VPC Error Codes.
| Error code | Description |
|---|---|
| 29151 | The length of the description exceeded the limit. |
| 29152 | Rule conflict occurred because the elastic IP address already exists. |
| 29153 | The internal IP address has not been bound to any instance. |
| -3325 | The elastic IP address does not exist. |
| -3326 | The internal IP address is not within the VPC. |
| -3327 | Rule conflict occurred because the internal IP address already exists. |
| -3328 | The maximum number of port forwarding rules has been reached. |
| -3344 | The internal IP address is not within the CVM. |
Input
https://vpc.api.qcloud.com/v2/index.php?Action=ModifyDnaptRule &<Common Request Parameters> &vpcId=vpc-d8vg6rev &natId=nat-k6npdayk &oldProto=tcp &oldEip=139.199.232.178 &oldEport=303 &proto=tcp &eip=139.199.232.178 &eport=304 &pip=10.90.90.11 &pport=304 &description=test
Output
{
"code": "0",
"message": ""
}
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