單項(xiàng)選擇題

Which MST configuration statement is correct?  ()

A. MST configurations can be propagated to other switches using VTP.
B. After MST is configured on a Switch, PVST+ operations will also be enabled by default.
C. MST configurations must be manually configured on each switch within the MST region.
D. MST configurations only need to be manually configured on the Root Bridge.
E. MST configurations are entered using the VLAN Database mode on Cisco Catalyst switches.


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1.單項(xiàng)選擇題By default, all VLANs will belong to which MST instance when using Multiple STP? ()

A. MST00
B. MST01
C. the last MST instance configured
D. none

2.多項(xiàng)選擇題Which three items are configured in MST configuration submode? ()

A. Region name
B. Configuration revision number
C. VLAN instance map
D. IST STP BPDU hello timer
E.  CST instance map
F. PVST+ instance map


4.單項(xiàng)選擇題

Which of the following specifications is a companion to the IEEE 802.1w Rapid Spanning Tree  Protocol (RSTP) algorithm, and warrants the use multiple spanning-trees? ()

A. IEEE 802.1s (MST)
B. IEEE 802.1Q (CST)
C. Cisco PVST+
D. IEEE 802.1d (STP)
E. None of the other alternatives apply

5.單項(xiàng)選擇題

pany uses MSTP within their switched LAN. 
What is the main purpose of Multiple Instance  Spanning Tree Protocol (MSTP)?()

A. To enhance Spanning Tree troubleshooting on multilayer switches
B. To reduce the total number of spanning tree instances necessary for a particular topology 
C. To provide faster convergence when topology changes occur in a switched network
D. To provide protection for STP when a link is unidirectional and BPDUs are being sent but not  received
E. None of the other alternatives apply

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Refer to the exhibit. Initially, LinkA is connected and forwarding traffic. A new LinkB is then attached between SwitchA and HubA. Which two statements are true about the possible result of attaching the second link?()

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