DeleteVSwitchCidrReservation - Virtual Private Cloud - Alibaba Cloud Documentation Center

Deletes a reserved CIDR block of a vSwitch.

Operation description

Description

Before you call this operation, make sure that the IP address allocated to an elastic network interface (ENI) from the reserved CIDR block is deleted. If the IP address of the ENI is not deleted, call UnassignPrivateIpAddresses or UnassignIpv6Addresses to delete the IPv4 or IPv6 address.
DeleteVSwitchCidrReservation is an asynchronous operation. After a request is sent, the system returns a request ID and runs the task in the background. You can call ListVSwitchCidrReservations to query the status of the task:
- If the reserved CIDR block is in the Releasing state, it is being released.
- If the reserved CIDR block is in the Released state, it is released.

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
vpc:DeleteVSwitchCidrReservation	Write	VSwitchCidrReservation acs:vpc:{#regionId}:{#accountId}:vswitchcidrreservation/{#VSwitchCidrReservationId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
VSwitchCidrReservationId	string	Yes	The ID of the reserved CIDR block.	vcr-bp1m12saqteraw3rp****
RegionId	string	Yes	The ID of the region where the vSwitch is deployed. You can call the DescribeRegions operation to query the most recent region list.	cn-hangzhou

Response parameters

Parameter	Type	Description	Example
	object	The request ID.
RequestId	string	The request ID.	54B48E3D-DF70-471B-AA93-08E683A1B45

Examples

Sample success responses

JSONformat

{
  "RequestId": "54B48E3D-DF70-471B-AA93-08E683A1B45"
}

Error codes

HTTP status code	Error code	Error message	Description
400	DependencyViolation.IpPrefix	DependencyViolation.IpPrefix	The error message returned because a prefix list is assigned to the resource. Delete the prefix list and try again.
404	ResourceNotFound.CidrReservation	ResourceNotFound.CidrReservation	The error message returned because VSwitchCidrReservation is set to an invalid value.

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