Computer Networking
Which command will create a dynamic pool named Todd that will provide you with 30 global addresses?

ip nat pool Todd 171.16.10.1 171.16.10.254 net 255.255.255.0
ip nat pool todd 171.16.10.65 171.16.10.94 net 255.255.255.224
ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.240
ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.224

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Computer Networking
The physical layer, in reference to the OSI model, defines

data link procedures that provide for the exchange of data via frames that can be sent and received
the interface between the X.25 network and packet mode device
All of these
the virtual circuit interface to packet-switched service
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
Flood the network with the frame
Add the destination to the MAC address table and then forward the frame

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Computer Networking
What does a VLAN do?

Provides multiple collision domains on one switch port.
Acts as the fastest port to all servers.
Provides multiple broadcast domains within a single collision domain.
Breaks up broadcast domains in a layer 2 switch internetwork.

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