AssignPrivateIpAddresses

Last updated: 2020-06-24 12:20:09

1. API Description

Domain name for API request: vpc.tencentcloudapi.com.

This API (AssignPrivateIpAddresses) is used for the ENI to apply for private IPs.

  • An ENI can only be bound with a limited number of IP addresses. For more information about resource limits, see ENI Use Limits.
  • You can specify the private IP you want to apply for. It cannot be the primary IP, which already exists and cannot be modified. The private IP must be in the same subnet as the ENI, and cannot be occupied.
  • You can apply for more than one secondary private IP on the ENI. The API will return the specified number of secondary private IPs in the subnet IP range of the ENI.

A maximum of 100 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: vpc.ap-shanghai-fsi.tencentcloudapi.com

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: AssignPrivateIpAddresses.
Version Yes String Common parameter. The value used for this API: 2017-03-12.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
NetworkInterfaceId Yes String The ID of the ENI instance, such as eni-m6dyj72l.
PrivateIpAddresses.N No Array of PrivateIpAddressSpecification The information on private IP addresses, of which you can specify a maximum of 10 at a time. You should provide either this parameter or SecondaryPrivateIpAddressCount, or both.
SecondaryPrivateIpAddressCount No Integer The number of newly-applied private IP addresses. You should provide either this parameter or PrivateIpAddresses, or both. The total number of private IP addresses cannot exceed the quota. For more information, seeENI Use Limits.

3. Output Parameters

Parameter Name Type Description
PrivateIpAddressSet Array of PrivateIpAddressSpecification The detailed information of the Private IP.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Applies for private IPs for an ENI

Input Example

https://vpc.tencentcloudapi.com/?Action=AssignPrivateIpAddresses
&NetworkInterfaceId=eni-afo43z61
&SecondaryPrivateIpAddressCount=2
&<Common request parameter>

Output Example

{
  "Response": {
    "PrivateIpAddressSet": [
      {
        "PrivateIpAddress": "172.16.32.237"
      },
      {
        "PrivateIpAddress": "172.16.32.84"
      }
    ],
    "RequestId": "f23d1450-ed00-4442-98d4-be409e625e6c"
  }
}

5. Developer Resources

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SDK

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Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
InvalidParameterValue.Malformed Invalid input parameter format.
ResourceInsufficient Insufficient resources.
ResourceNotFound The resource does not exist.

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