AttachNetworkInterface

1. API Description

This API (AttachNetworkInterface) is used to attach the vNIC to the instance.

Note

• Up to 8 vNICs can be attached per instance.

• vNICs can only be attached to instances in the running state.

• vNIC state must be AVAILABLE.

2. Input Parameters

The following request parameter list only provides API request parameters.

Parameter Name	Required	Type	Description
nicId	Yes	String	ID of the vNIC.
instanceId	Yes	String	ID of the instance.

3. Output Parameters

Parameter Name	Type	Description
requestId	String	The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Code Example

Example

Attach the vNIC to the instance.

POST /api/v2/zec HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: AttachNetworkInterface
<Common Request Params>

Request:
{
  "nicId": "XXX",
  "instanceId": "xxx"
}

Response:
{
  "requestId": "TBFC01FCF-6439-4530-ADBC-16809F0C3E8F",
  "response": {
    "requestId": "TBFC01FCF-6439-4530-ADBC-16809F0C3E8F"
  }
}

5. Developer Resources

Zenlayer Cloud API 2.0 integrates SDKs，to make it easier for you to call APIs. More programming languages will be supported.

6. Error Codes

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

HTTP Status Code	Error Code	Description
404	INVALID_INSTANCE_NOT_FOUND	Instance not found.
400	INVALID_NIC_ATTACHED	The vNIC has attached to an instance already.
409	INVALID_NIC_INSTANCE_REGION_MISMATCH	Instance and vNIC are not in the same zone.
404	INVALID_NIC_NOT_FOUND	vNIC does not exist.
400	INVALID_NIC_STATUS	Current vNIC state does not allow this operation.
400	OPERATION_DENIED_INSTANCE_STATUS_NOT_SUPPORT	Current instance state does not allow this operation.