Ethernet Supports Broadcast

Multiple Choice

Ethernet supports broadcast. Once a network loop occurs, this simple broadcast mechanism will cause catastrophic consequences. Which of the following symptoms may be caused by a loop? (Choose all that apply.)

A) Users cannot log in to the device remotely.
B) The display interface command output shows a large number of broadcast packets received on an interface.
C) The CPU usage exceeds 70%.
D) A lot of ICMP packets are lost in ping tests.
E) None of the above