READ Free Dumps For CISCO- 100-105

Question ID 14449	Which address type does a switch use to make selective forwarding decisions?
Option A	Source IP address
Option B	Destination IP address
Option C	Source and destination IP address
Option D	Source MAC address
Option E	Destination MAC address
Correct Answer	E

Explanation Explanation: Switches analyze the destination MAC to make its forwarding decision since it is a layer 2 device. Routers use the destination IP address to make forwarding decisions.

Question ID 14450	What does a host on an Ethernet network do when it is creating a frame and it does not have the destination address?
Option A	Drops the frame
Option B	Sends out a Layer 3 broadcast message
Option C	Sends a message to the router requesting the address
Option D	Sends out an ARP request with the destination IP address
Correct Answer	D

Explanation Explanation: In this case, it will send out an ARP request for MAC address of the destination IP (assuming it doesn't already have it in its table) and then address it to the destination's MAC address.

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