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Chapter 4
Layer 2 Switching and the Spanning Tree Protocol (STP)
Written Lab
Write out the answers to the following questions.
1.
What command will show you whether a port is in forwarding mode?
2.
What command would you use to disable spanning tree for VLAN 5
on a set-based switch?
3.
What command will enable spanning tree for VLAN 6 on a 1900
switch?
4.
What is a switch's priority by default?
5.
What is used to determine a bridge ID?
6.
What is the hello time of BPDU?
7.
What is the amount of time it would take a switch port to go from
blocking state to forwarding state?
8.
What are the four states of a bridge port?
9.
What are the two parameters used to determine which port will be for-
warding data and which ports will be blocking on a switch with
redundant links?
10.
True/False: A bridge must forward all broadcasts out all ports except
for the port that initially received the broadcast.
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