Last updated: 2021-09-23 17:54:10

    1. API Description

    Domain name for API request:

    This API is used to create a network ACL.

    • The inbound and outbound rules for a new network ACL are "Deny All" by default. You need to call ModifyNetworkAclEntries after creation to set rules for the network ACL as needed.

    A maximum of 20 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:

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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: CreateNetworkAcl.
    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.
    VpcId Yes String ID of the VPC instance. You can obtain the parameter value from the VpcId field in the returned result of the DescribeVpcs API.
    NetworkAclName Yes String Name of the network ACL. The maximum length is 60 bytes.

    3. Output Parameters

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

    4. Example

    Example1 Creating a network ACL

    Input Example
    &<Common request parameters>

    Output Example

    "Response": {
      "NetworkAcl": {
        "NetworkAclId": "acl-12345678",
        "VpcId": "vpc-12345678",
        "NetworkAclName": "test",
        "CreatedTime": "2020-01-01 10:00:00"
      "RequestId": "5cf1a813-d4f8-4e0c-8f90-c155a84a3ea1"

    5. Developer Resources


    TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

    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 Incorrect parameter value.
    InvalidParameterValue.Malformed Invalid input parameter format.
    InvalidParameterValue.TooLong Invalid parameter value. The parameter value is too long.
    LimitExceeded Quota limit is reached.
    ResourceNotFound The resource does not exist.