Layer 3 Network Layer OSI

Which layer of the OSI Model is Layer 3

• Data Link Layer

• Network Layer

• Transport Layer

• Session Layer

IP Addresses are protocols found at what layer of the OSI Model?

• Layer 1

• Layer 2

• Layer 3

• Layer 4

What network intermediary device do you find at Layer 3?

• Hub

• Switch

• Router

• Layer 3 Switch

What command allows you to enter into privileged exec mode on a switch or router?

• enable

• stable

• topple

• en

what command allows you to enter into global configuration mode?

• con t

• configure terminal

• config t

• terminal config

What is the command to enter a highly secured encrypted password cisco?

• enable password cisco

• enable secret cisco

• enable cisco

• password cisco encrypted

What command allow you to interface a gigabyte ethernet port 0/1

• int g0/1

• interface g0/1

• inter g0/1

• interface ge0/1

When saving router configurations...what is the proper command?

• copy router config

• copy running-config startup-config

• copy run start

• save running-config startup-config

What show commands allows you to see all the configurations you entered into the Router CLI?

• show run

• show running-config

• show all config

• show ip route

What is the encapsulation unit for Layer 3?

• segment

• data

• packets

• frames