ICMP Quiz (Online) - Networkwalks Academy

What kind of message does a PING send out to test connectivity?

ICMP echo request

Source quench

Timestamp reply

Information interrupt request

Which port number does ICMP use?

Port 17

ICMP does not use any port number as it does not use any transport layer protocols

None

Port 80

Which two fields in the ICMP header is used for identifying the intent of ICMP message?

Type and IPS

None

Type and Code

MPLS

When you use the ping command to send ICMP messages across a network, what’s the most common request/reply pair you’ll see

Echo Request and Echo Reply

ICMP Request and ICMP Reply

ICMP Hold and ICMP Send

Echo Off and Echo On

Which function does IP SLA ICMP ECHO operation perform to assist with troubleshooting?

Packet-loss detection

One-way jitter measurement

Pongestion detection

Hop-by-hop response time

Which ICMP message is sent by a host in the network to test connectivity with another host?

ICMP time-exceeded message

ICMP redirect message

ICMP echo-request message

ICMP destination-unreachable message

What statement is true regarding ICMP packets?

They are encapsulated within UDP datagrams

They acknowledge receipt of TCP segments

They can provide hosts with information about network problems & are encapsulated within IP datagrams

They guarantee datagram delivery

What is the companion of the Internet Control Message Protocol (ICMP)?

IP Transmission

IP Frame

IP Packet

IP Protocol

Which statement is NOT true regarding ICMP?

ICMP provides reliable transmission of data in an IP environment

ICMP can identify network problems

ICMP is documented in RFC 792

An ICMP echo-request message is generated by the ping command

10.

You execute the ping command from a host, but the router does not have a path to its destination. Which of the following ICMP message types will a client receive from the router?

ICMP echo-reply

ICMP destination unreachable

ICMP redirect

ICMP time exceeded