Ping/ Traceroute Command (Basics) Flashcards
What is ping?
It is packet internet groper
When is ping used?
It is most commonly used when troubleshooting a network
What command does ping use?
ICMP
What is ICMP?
Internet Control Message Protocol
How does ping work?
Ping works by sending an ICMP echo request message to specified IP address
What happens incase of a reachable IP address?
If the computer with the destination IP address is reachable, it responds with an ICMP echo reply message
What does a ping output?
It usually outputs some other information about a network performance
Give an example of ping output?
A round trip time
What is a round trip time?
It is a time to send an ICMP request packet and receive an ICMP reply packet
How many packets does Windows send by default?
Four
What is traceroute?
It is a CLI based tool used to identify the path used by a packet to reach its target
What is CLI?
Command Line Interface
Does traceroute use ICMP?
Yes
How does the use of traceroute differ from that of a ping?
Unlike ping, ICMP messages in traceroute identify every router in a path
What is traceroute useful for?
It is useful when troubleshooting network problems because it can help identify where exactly the problem is
