フリー問題

問題文

A Mule application is deployed to CloudHub workers inside an Anypoint Virtual Private Cloud. The security team wants requests from the internet to stop reaching the workers, while a dedicated load balancer keeps serving partner traffic. Which change to the default firewall rules achieves that?

選択肢

1. Remove the two rules that allow the shared load balancer to reach ports 8081 and 8082 from any address, and keep the rules for ports 8091 and 8092.
2. Add two rules that block the shared load balancer from reaching ports 8081 and 8082, and keep all four of the rules that exist by default.
3. Remove the two rules that allow the local address space to reach ports 8091 and 8092, and keep the rules for ports 8081 and 8082.
4. Add two rules that allow the dedicated load balancer to reach ports 80 and 443 from any address, and keep all four rules that exist by default.