21-02525
ICE-3303
LAB 1
1.) Which of the devices in the Topology Diagram require an Ethernet cable between them?
ANSWER: PC1 to Switch1, switch 1 to Router1, and Router2 to PC2
2.) What color is the link status light next to the FastEthernet 0/0 interface on R1?
ANSWER: Red
3.) What color is the link status light next to the FastEthernet 0/1 interface on S1?
ANSWER: Red
4.) What color is the link status light next to the NIC interface on PC1?
ANSWER: Green
5.) What color is the link status light next to the FastEthernet 0/2 interface on S1?
ANSWER: Green
6.) What color is the link status light next to the NIC interface on PC2?
ANSWER: Red
7.) What color is the link status light next to the FastEthernet 0/0 interface on R2?
ANSWER: Red
8.) Why would you want to disable DNS lookup in a lab environment?
ANSWER: By disabling it, the router will not attempt to resolve DNS entries for
typographical errors. This will prevent delays and unnecessary processing in a lab
environment
9.) What would happen if you disabled DNS lookup in a production environment?
ANSWER: The routers may incorrectly translate domain names into IP addresses. This
might cause communication problems because routers won't have the info they need to
route traffic correctly based on domain names.
10.)
When does this banner display?
ANSWER: When users connect to the device, either via console, Telnet, SSH, or other
remote access methods.
11.)
Why should every router have a message-of-the-day banner?
ANSWER: to communicate important information, warnings, legal disclaimers, or
operational policies to users before they log in.