Computer Networking
Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices?

Laser
Hardwiring
Microwave
Satellite
None of these

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Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Discard it and send an error message back to the originating host
Add the source address and port to the MAC address table and forward the frame out the destination port
Add the destination to the MAC address table and then forward the frame
Flood the network with the frame

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Computer Networking
When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?

The local DLCI on each subinterface
The subinterface type as point-to-point
An IP address on the physical interface
PAP
The Frame Relay encapsulation on the physical interface

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