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» Cisco » Examen Cisco CCNA V3.1 » Module 2 » Chapitre 4 » Question 12/19

12.Why would an administrator use the Telnet application when troubleshooting a network? (Choose three.)

It can be used to verify the operation of application layer software between the source and destination.
Telnet can use the ICMP protocol to verify a hardware connection and network layer address.
It is the most complete testing mechanism available.
Remote networks may be accessed via a Telnet session for troubleshooting.
Time to Live values are used by Telnet to identify a failure of device between source and destination.