CreateVSwitch - ENS - Alibaba Cloud Documentation Center

Creates a vSwitch.

Debugging

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

Debug

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.

Operation	Access level	Resource type	Condition key	Associated operation
ens:CreateVSwitch	create	All Resources *	none	none

Request parameters

Parameter	Type	Required	Description	Example
EnsRegionId	string	Yes	The ID of the edge node.	cn-xian-unicom
CidrBlock	string	Yes	The CIDR block of the vSwitch. Take note of the following limits: The subnet mask must be 16 to 29 bits in length. The CIDR block of the vSwitch must fall within the CIDR block of the VPC to which the vSwitch belongs. The CIDR block of the vSwitch cannot be the same as the destination CIDR block in a route entry of the VPC. However, it can be a subset of the destination CIDR block.	172.16.0.0/24
VSwitchName	string	No	The name of the vSwitch. The name must meet the following requirements: The name must be 2 to 128 characters in length. The name must start with a letter and cannot start with http:// or https://. It can contain letters, digits, colons (:), underscores (_), and hyphens (-). Default value: null.
Description	string	No	The description of the vSwitch. The description must be 2 to 256 characters in length. It must start with a letter but cannot start with http:// or https://.	This is my vswitch.
NetworkId	string	No	The ID of the network to which the vSwitch that you want to create belongs.	n-257gqcdfvx6n****

Response parameters

Parameter	Type	Description	Example
	object
VSwitchId	string	The ID of the vSwitch.	vsw-5****
RequestId	string	The request ID.	CEF72CEB-54B6-4AE8-B225-F876FF7BA984

Examples

Sample success responses

JSONformat

{
  "VSwitchId": "vsw-5****",
  "RequestId": "CEF72CEB-54B6-4AE8-B225-F876FF7BA984"
}

Error codes

HTTP status code	Error code	Error message	Description
400	MissingParameter	The input parameter that is mandatory for processing this request is not supplied.	-
400	NoPermission	Permission denied.	-
400	CallInterface	Call Interface Happen Error.	An error occurred when you call the operation.
400	InvalidParameter.%s	The specified field %s invalid. Please check it again.	-
400	InvalidParameter	The errorMessage is %s. Please check it again.	-
400	InvalidSecurityGroupId.NotFound	The specified SecurityGroupId does not exist.	-
400	SecurityGroupRuleConflict.Duplicated	The SecurityGroup rule already exists.	-
400	AuthorizationLimitExceed	The limit of authorization records in the security group reaches.	-
400	ens.interface.error	An error occurred while calling the API.	-

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

Change history

Change time	Summary of changes	Operation

No change history