Disassociates a CIDR block from a subnet. Currently, you can disassociate an IPv6 CIDR block only. You must detach or delete all gateways and resources that are associated with the CIDR block before you can disassociate it.
For more information about required and optional parameters that are common to all actions, see Common Query Parameters.
The association ID for the CIDR block.
The following elements are returned by the service.
Information about the IPv6 CIDR block association.
Type: SubnetIpv6CidrBlockAssociation object
The ID of the request.
The ID of the subnet.
For information about the errors that are common to all actions, see Common Errors.
This example disassociates the IPv6 CIDR block from the subnet.
https://ec2.amazonaws.com/?Action=DisassociateSubnetCidrBlock &AssociationId=subnet-cidr-assoc-3aa54053 &AUTHPARAMS
<DisassociateSubnetCidrBlockResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/"> <subnetId>subnet-5f46ec3b</subnetId> <ipv6CidrBlockAssociation> <ipv6CidrBlock>2001:db8:1234:1a00::/64</ipv6CidrBlock> <ipv6CidrBlockState> <state>disassociating</state> </ipv6CidrBlockState> <associationId>subnet-cidr-assoc-3aa54053</associationId> </ipv6CidrBlockAssociation> </DisassociateSubnetCidrBlockResponse>
For more information about using this API in one of the language-specific AWS SDKs, see the following: