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    Server Load Balancer:UpdateLoadBalancerAttribute

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    Server Load Balancer:UpdateLoadBalancerAttribute

    Last Updated:Mar 13, 2024

    Updates the attributes, including the name, of an NLB instance.

    Debugging

    OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

    Authorization information

    The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

    • Operation: the value that you can use in the Action element to specify the operation on a resource.
    • Access level: the access level of each operation. The levels are read, write, and list.
    • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
      • The required resource types are displayed in bold characters.
      • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
    • Condition Key: the condition key that is defined by the cloud service.
    • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
    OperationAccess levelResource typeCondition keyAssociated operation
    nlb:UpdateLoadBalancerAttributeWrite
    • LoadBalancer
      acs:nlb:{#regionId}:{#accountId}:loadbalancer/{#LoadBalancerId}
      none
    		none

    Request parameters

    ParameterTypeRequiredDescriptionExample
    LoadBalancerIdstringYes

    The NLB instance ID.

    		nlb-wb7r6dlwetvt5j****
    LoadBalancerNamestringNo

    The NLB instance name.

    The name must be 2 to 128 characters in length, and can contain letters, digits, periods (.), underscores (_), and hyphens (-). The name must start with a letter.

    		NLB1
    CrossZoneEnabledbooleanNo

    Specifies whether to enable cross-zone load balancing for the NLB instance. Valid values:

    • true
    • false
    		false
    DryRunbooleanNo

    Specifies whether to perform a dry run, without performing the actual request. Valid values:

    • true: performs only a dry run. The system checks the request for potential issues, including missing parameter values, incorrect request syntax, and service limits. If the request fails the dry run, an error message is returned. If the request passes the dry run, the DryRunOperation error code is returned.
    • false(default): performs a dry run and performs the actual request. If the request passes the dry run, a 2xx HTTP status code is returned and the operation is performed.
    		false
    ClientTokenstringNo

    The client token that is used to ensure the idempotence of the request.

    You can use the client to generate the token, but you must make sure that the token is unique among different requests. The token can contain only ASCII characters.

    Note If you do not specify this parameter, the system automatically uses the request ID as the client token. The request ID may be different for each request.
    		123e4567-e89b-12d3-a456-426655440000
    RegionIdstringNo

    The region ID of the NLB instance.

    You can call the DescribeRegions operation to query the most recent region list.

    		cn-beijing
    CpsintegerNo

    The maximum number of connections that can be created per second on the NLB instance. Valid values: 1 to 1000000.

    		1

    Response parameters

    ParameterTypeDescriptionExample
    object

    Updates the attributes, including the name, of an NLB instance.

    RequestIdstring

    The request ID.

    		7294679F-08DE-16D4-8E5D-1625685DC10B
    JobIdstring

    The ID of the asynchronous task.

    		aab74cfa-3bc4-48fc-80fc-0101da5a****

    Examples

    Sample success responses

    JSONformat

    {
  "RequestId": "7294679F-08DE-16D4-8E5D-1625685DC10B",
  "JobId": "aab74cfa-3bc4-48fc-80fc-0101da5a****"
}

    Error codes

    For a list of error codes, visit the Service error codes.

    Change history

    Change timeSummary of changesOperation
    2024-01-24The Error code has changedsee changesets
    Change itemChange content
    Error CodesThe Error code has changed.
      Error Codes 400 change
      delete Error Codes: 403
      delete Error Codes: 404
    2023-12-20The Error code has changedsee changesets
    Change itemChange content
    Error CodesThe Error code has changed.
      Error Codes 400 change
      delete Error Codes: 403
      delete Error Codes: 404
    2023-09-05The Error code has changedsee changesets
    Change itemChange content
    Error CodesThe Error code has changed.
      Error Codes 400 change
      Error Codes 403 change
      Error Codes 404 change
    2023-08-22The Error code has changedsee changesets
    Change itemChange content
    Error CodesThe Error code has changed.
      Added Error Codes: 400
      Added Error Codes: 403
      Added Error Codes: 404