Removes a secondary CIDR block from a virtual private cloud (VPC).
Operation description
- Before you delete a secondary CIDR block from a VPC, delete the vSwitch which is created with the CIDR block. For more information, see DeleteVSwitch .
- You cannot repeatedly call the UnassociateVpcCidrBlock operation to delete a secondary CIDR block from a VPC within the specified period of time.
Debugging
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 Resourcesis 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:UnassociateVpcCidrBlock | delete | *VPC acs:vpc:{#regionId}:{#accountId}:vpc/{#VpcId} |
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| RegionId | string | Yes | The region ID of the VPC to which the secondary CIDR block to be deleted belongs. You can call the DescribeRegions operation to query the most recent region list. | ch-hangzhou |
| VpcId | string | Yes | The ID of the VPC from which you want to delete a secondary CIDR block. | vpc-o6wrloqsdqc9io3mg**** |
| SecondaryCidrBlock | string | No | The secondary IPv4 CIDR block to be deleted. Note
You must set one of the SecondaryCidrBlock and Ipv6CidrBlock parameters.
| 192.168.0.0/16 |
| IPv6CidrBlock | string | No | The secondary IPv6 CIDR block to be deleted. Note
You must set one of the Ipv6CidrBlock and SecondaryCidrBlock parameters.
| 2408:XXXX:0:6a::/56 |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "C1221A1F-2ACD-4592-8F27-474E02883159"
}Error codes
| HTTP status code | Error code | Error message | Description |
|---|---|---|---|
| 400 | OperationFailed.Ipv6Gateway | The operation is failed because of ipv6Gateway is in use. | The operation failed because the IPv6 gateway is being used. |
| 400 | InvalidVpc.NotFound | %s | - |
| 400 | IncorrectStatus.Vpc | %s | - |
| 400 | ParamExclusive.SecondaryCidrAndIpv6Cidr | %s | - |
| 400 | MissingParam.SecondaryCidrOrIpv6Cidr | %s | - |
| 400 | InvalidSecondaryCidrBlock.NotFound | %s | - |
| 400 | OperationFailed.CidrInUse | %s | - |
| 400 | InvalidIpv6CidrBlock.NotFound | %s | - |
| 400 | OperationFailed.CidrInUse | The operation failed because the CIDR block is already in use. | - |
| 400 | OperationFailed.IpV6VSwitchInuse | Operation failed because some vswitch ipv6 is in use. | - |
| 400 | MissingParam.SecondaryCidrBlockOrIpv6CidrBlock | Either SecondaryCidrBlock or Ipv6CidrBlock must be specified. | The secondary CIDR block or the IPv6 CIDR block is not specified. |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2023-08-24 | API Description Update. The Error code has changed | View Change Details |
| 2023-07-10 | The Error code has changed | View Change Details |