Review Questions
221
17.
What is the IEEE implementation of the STP?
A.
CST
B.
PVST
C.
PVST+
D.
802.1u
18.
How many spanning tree instances are defined with the PVST proto-
col running on a switch with six VLANs configured?
A.
1,005
B.
1
C.
6
D.
64
19.
How many spanning tree instances are defined with the CST protocol
running on a switch with six VLANs configured?
A.
1,005
B.
1
C.
6
D.
64
20.
Which three of the following can STP use to determine the best path
to the root bridge?
A.
STP protocol
B.
Port cost
C.
Path cost
D.
Bridge priority
E.
Port priority
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