Systems Security Certified Practitioner – SSCP – Question0995 - Systems Security Certified Practitioner

Which of the following protocols' primary function is to send messages between network devices regarding the health of the network?

A. Reverse Address Resolution Protocol (RARP).
B. Address Resolution Protocol (ARP).
C. Internet Protocol (IP).
D. Internet Control Message protocol (ICMP).

Correct Answer: D

Explanation:

Its primary function is to send messages between network devices regarding the health of the network. ARP matches an IP address to an Ethernet address. RARP matches and Ethernet address to an IP address. ICMP runs on top of IP. Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, 2001, John Wiley & Sons, Page 87.