Review Questions
173
8.
What are the three distinct functions of layer 2 switching?
A.
Address learning
B.
Routing
C.
Forward and filtering
D.
Creating network loops
E.
Loop avoidance
F.
IP addressing
9.
Which of the following is true regarding BPDUs?
A.
BPDUs are used to send configuration messages using IP packets.
B.
BPDUs are used to send configuration messages using multicast
frames.
C.
BPDUs are used to set the cost of STP links.
D.
BPDUs are used to set the bridge ID of a switch.
10.
If a switch determines that a blocked port should now be the desig-
nated port, what state will the port go into?
A.
Unblocked
B.
Forwarding
C.
Listening
D.
Listened
E.
Learning
F.
Learned
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