Exam 5: Analyzing Ethernet Lan Switching

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Which of the following commands will provide statistics about incoming and outgoing frames on an interface such as the number of unicast, multicast, and broadcast frames in and out of the interface?

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A

Given the following address table, which port will NOT retransmit a frame received from 0200.3333.3333? Vlan Mac Address Type Ports ---- --------- ------- ----- 1 0200.1111.1111 DYNAMIC Fa0/1 1 0200.2222.2222 DYNAMIC 0/2 1 0200.3333.3333 DYNAMIC 0/3 1 0200.4444.4444 DYNAMIC 0/4

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C

Which of the following items does a switch populate into its address table upon receiving a frame from an unknown source?

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A, B

Which of the following will occur on a network with redundant links that does NOT use STP?

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Which of the following will occur when a switch encounters an unknown destination unicast frame?

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Which of the following is the goal of establishing a loop-free environment?

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Given the following address table, which port would be used to forward a frame destined for 0200.2222.2222? Vlan Mac Address Type Ports ---- --------- ------- ----- 1 0200.1111.1111 DYNAMIC Fa0/1 1 0200.2222.2222 DYNAMIC 0/2 1 0200.3333.3333 DYNAMIC 0/3 1 0200.4444.4444 DYNAMIC 0/4

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Other than user-issued commands, what will cause a switch to remove an entry in an address table?

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The process of sending frames out all other interfaces, except the interface on which the frame arrived, is called ________.

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When connecting multiple switches with redundant links, which of the following protocols helps to ensure that you will have a loop-free Ethernet network?

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Which of the following keywords for the show mac address-table dynamic command would be most beneficial to a network engineer troubleshooting a problem using a network topology diagram that does NOT contain MAC addresses?

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Which of the following prevents loops from a switch?

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The IEEE defines three general categories of Ethernet MAC addresses. What are these three types?

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Which of the following is an action that can be taken by a switch upon receiving a frame?

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When STP has placed a port in the blocked state, this port ________.

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