Computer Networking
What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

Floods the network with the frame looking for the device
Sends back a message to the originating station asking for a name resolution
Drops the frame
Forwards the switch to the first available link

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Computer Networking
What is split horizon?

It prevents regular update messages from reinstating a route that has gone down.
It splits the traffic when you have a large bus (horizon) physical network.
It holds the regular updates from broadcasting to a downed link.
Information about a route should not be sent back in the direction from which the original update came.

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Computer Networking
Which of the following is true when describing a unicast address?

These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.
Packets addressed to a unicast address are delivered to a single interface.
These are like private addresses in IPv4 in that they are not meant to be routed.

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Computer Networking
The Corporate router receives an IP packet with a source IP address of 192.168.214.20 and a destination address of 192.168.22.3. Looking at the output from the Corporate router, what will the router do with this packet?Corp#sh ip route[output cut]R 192.168.215.0 [120/2] via 192.168.20.2, 00:00:23, Serial0/0R 192.168.115.0 [120/1] via 192.168.20.2, 00:00:23, Serial0/0R 192.168.30.0 [120/1] via 192.168.20.2, 00:00:23, Serial0/0C 192.168.20.0 is directly connected, Serial0/0C 192.168.214.0 is directly connected, FastEthernet0/0

The router will broadcast looking for the destination.
The packet will be discarded.
They will all load-balance.
The packet will be routed out the S0/0 interface.
The packet will be routed out the Fa0/0 interface.

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