ICMP is primarily used for __________
A. error and diagnostic functions
B. addressing
C. forwarding
D. routing
Answer:A
ICMP is primarily used for __________
A. error and diagnostic functions B. addressing C. forwarding D. routing
Explanation: ICMP abbreviation for Internet Control Message Protocol is used by networking devices to send error messages and operational information indicating a host or router cannot be reached. ICMP operates over the IP packet to provide error reporting functionality as IP by itself cannot report errors.