Bartolo sees a notification from a security device on the perimeter of the network that ICMP echo requests have been received for the entire range of IP addresses on the external subnet. Which of the following has been detected?
A) Port scan
B) Ping sweep
C) Dedicated probe
D) Hyperthreading

Question

Quizplus · Accepted Answer

A ping sweep is a technique used to identify which IP addresses are in use within a network by sending ICMP echo requests to a range of addresses and noting which ones respond. The scenario described matches this definition, as ICMP echo requests were received for the entire range of IP addresses on the external subnet.

Bartolo Sees a Notification from a Security Device on the Perimeter