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: ModifyDisasterRecoverGroup
Version	Yes	No	String	Public parameter, The value of this interface: 2017-03-12
Region	No	No	String	Public parameter,Regional information A list of supported geographies is available through the DescribeRegions interface
DisasterRecoverGroupId	Yes	No	String	Spread placement group ID, can be queried through the API DescribeDisasterRecoverGroups. Example: ps-3a5sdgq5
Name	Yes	No	String	Spread placement group name, with a maximum of 128 characters. Example: Physical machine disaster recovery group 1

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

There is no error code related to business logic for this interface, For other error codes, see public ErrorCode.