The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name	Required	Allow NULL	Type	Description
Action	Yes	No	String	Public parameter, The value of this interface: ModifyWebPageProtectDir
Version	Yes	No	String	Public parameter, The value of this interface: 2018-02-28
Region	No	No	String	Public parameter,Regional information This interface does not need to pass this parameter.
HostConfig	Yes	No	Array of ProtectHostConfig	Protected server information. Example:View
ProtectDirAddr	Yes	No	String	URL of the protected directory. Example: /var/www
ProtectDirName	Yes	No	String	Name of the protected directory. Example: Web protection
ProtectFileType	Yes	No	String	Protected file types, separated with semicolons (:). Example: .html;.php

3. Output Parameters

Parameter name	Type	Description
RequestId	String	Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code	Description
InternalError	Internal error.
InvalidParameter.ParsingError	Parameter parsing error.
InvalidParameter.MissingParameter	Missing parameter.
InvalidParameter.InvalidFormat	Incorrect parameter format.
MissingParameter	Missing parameter.
InvalidParameter.IllegalRequest	Invalid request.
FailedOperation.AgentOffline	The agent is offline.
FailedOperation.APIServerFail	Failed to call the API service.
FailedOperation.LicenseExceeded	The number of available licenses is insufficient, and one more license is required. Please purchase a new license.
InvalidParameter	Invalid parameter.
OperationDenied	Operation denied.
InvalidParameterValue	The parameter value is invalid.
FailedOperation	Operation failed.
FailedOperation.ProtectStartFail	Failed to enable protection.