What are three advantages of using ISATAP? (Choose three.)
A. It is easier to set up than other tunneling mechanisms, such as 6RD and 6to4.
B. It is supported on many platforms, such as Linux, Windows, and Cisco IOS Software.
C. It works with both private and public addressing spaces.
D. It is a point-to-multipoint tunneling mechanism.
E. It does not require any changes on the underlying IPv4 network to operate.
