Which of the following is BEST used to capture and analyze network traffic between hosts on the same network
segment?

A.
Protocol analyzer

B.
Router

C.
Firewall

D.
HIPS

Explanation:
A Protocol Analyzer is a hardware device or more commonly a software program used to capture network data
communications sent between devices on a network. Capturing and analyzing the packets sent from two
systems that are not communicating properly, could help determine the cause of the issue.
Well known software protocol analyzers include Message Analyzer (formerly Network Monitor) from Microsoft
and Wireshark (formerly Ethereal).