The majority of wireless subscribers now use native IPv6 and many residential internet connections use IPv6. Each year the amount of internet traffic using IPv6 doubles and the largest content providers have IPv6 deployed. Now it has been shown that IPv6 can be faster, on average, than IPv4 internet communications.
You will want your public web applications, mobile applications and IoT applications accessible to the broadest internet population and a globally-unique addressing space.
Furthermore, you should be using software automation and configuration management to deploy both protocols automatically when building cloud infrastructure.
AWS virtual networks. This course will also show you how to automate this configuration process using CloudFormation Templates and AWS CLI scripts that rapidly deploy dual-protocol AWS environments