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LFCS · Question #468
LFCS Question #468: Real Exam Question with Answer & Explanation
The correct answer is C: Ping packet. A Ping packet is a fundamental example of an ICMP packet, specifically using ICMP Echo Request and Echo Reply messages.
Submitted by yaw92· Apr 18, 2026Networking
Question
Which of the following is an example of an ICMP packet with a message type?
Options
- AHTTP traffic packet
- BDNS traffic packet
- CPing packet
- DEthernet frame
- ESSH packet
Explanation
A Ping packet is a fundamental example of an ICMP packet, specifically using ICMP Echo Request and Echo Reply messages.
Common mistakes.
- A. HTTP traffic uses TCP as its transport protocol, not ICMP.
- B. DNS traffic primarily uses UDP or TCP as its transport protocol, not ICMP.
- D. An Ethernet frame is a Layer 2 data link encapsulation, not a Layer 3 network protocol like ICMP.
- E. SSH traffic uses TCP as its transport protocol for secure remote access, not ICMP.
Concept tested. ICMP protocol usage
Reference. https://www.ietf.org/rfc/rfc792.txt
Topics
#ICMP#Ping utility#Network protocols#Packet types
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