Associates a CIDR block with your VPC. You can associate a secondary IPv4 CIDR block, or you can associate an Amazon-provided IPv6 CIDR block. The IPv6 CIDR block size is fixed at /56.
ec2_associate_vpc_cidr_block(AmazonProvidedIpv6CidrBlock, CidrBlock,
VpcId)Requests an Amazon-provided IPv6 CIDR block with a /56 prefix length for the VPC. You cannot specify the range of IPv6 addresses, or the size of the CIDR block.
An IPv4 CIDR block to associate with the VPC.
[required] The ID of the VPC.
svc$associate_vpc_cidr_block( AmazonProvidedIpv6CidrBlock = TRUE|FALSE, CidrBlock = "string", VpcId = "string" )
For more information about associating CIDR blocks with your VPC and applicable restrictions, see VPC and Subnet Sizing in the Amazon Virtual Private Cloud User Guide.