試題詳解

20. You have received reports that a user's host is very sluggish and unresponsive.fter troubleshooting other items, you decide to use a sniffer to examine the network traffic coming into the host. You see that large amounts of ICMP traffic, in the form of ping replies, are being sent to the host. The host is having trouble processing all of this traffic, causing it to slow down. Which of the following is the most likely explanation for this?
(A) Faulty network card
(B) Man-in-the-middle attack
(C) Smurf attack
(D) SYN flood