You have a Windows Server 2008 R2 computer that has an IP address of 172.16.45.9/21. The server is configured to use IPv6 addressing. You need to test IPv6 communication to a server that has an IP address of 172.16.40.18/21. What should you do from a command prompt? A. Type ping 172.16.45.9::::: B. Type ping ::9.45.16.172 […]