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CCNA® Cisco Certified Network Associate: Study Guide, Seventh Edition by Todd Lammle

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Written Lab 10

Write the answers to the following questions:

1. What command will show you the forward/filter table?

2. If a destination MAC address is not in the forward/filter table, what will the switch do with the frame?

3. What are the three switch functions at layer 2?

4. If a frame is received on a switch port and the source MAC address is not in the forward/filter table, what will the switch do?

5. Which proprietary Cisco STP extension would put a switch port into err-disabled if a BPDU is received on this port?

6. 802.1w is also called what?

7. When is STP considered to be converged?

8. Switches break up _________ domains.

9. What is used to prevent switching loops in a network with redundant switched paths?

10. Which Cisco 802.1d extension ...

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