Computer Networking
Which of the following statements are true regarding the command ip route 172.16.4.0 255.255.255.0 192.168.4.2?1. The command is used to establish a static route.2. The default administrative distance is used.3. The command is used to configure the default route.4. The subnet mask for the source address is 255.255.255.0.

1 and 2
2 and 4
All of these
3 and 4

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Computer Networking
Which of the following technique is used for fragment?

a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
All of these
None of these
one of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size
a technique used in best-effort delivery systems to avoid endlessly looping packets

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Computer Networking
What is split horizon?

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

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