单项选择题
Refer to the exhibit. Switch S2 contains the default configuration. Switches S1 and S3 both have had the command spanning-tree mode rapid-pvst issued on them.
What will be the result？（）
A. IEEE 802.1D and IEEE 802.1w are incompatible. All three switches must use the same standard or no traffic will pass between any of the switches.
B. Switches S1， S2， and S3 will be able to pass traffic between themselves.
C. Switches S1， S2， and S3 will be able to pass traffic between themselves. However， if there is a topology change， Switch S2 will not receive notification of the change.
D. Switches S1 and S3 will be able to exchange traffic but neither will be able to exchange traffic with Switch S2
相关考题
-
单项选择题
The network administrator maps VLAN 10 through 20 to MST instance 2. How will this information be propagated to all appropriate switches？（）
A. Information will be carried in the RSTP BPDUs.
B. It will be propagated in VTP updates.
C. Information stored in the Forwarding Information Base and the switch will reply on query.
D. Multiple Spanning Tree must be manually configured on the appropriate switches. -
单项选择题
Refer to the show spanning-tree mst configuration output shown in the exhibit. What should be changed in the configuration of the switch SW_2 in order for it to participate in the same MST region？ （）
A. Switch SW_2 must be configured with an instance number of 2.
B. Switch SW_2 must be configured with a different VLAN range.
C. Switch SW_2 must be configured with the revision number of 1.
D. Switch SW_2 must be configured with a different MST name. -
单项选择题
While logged into a Company switch you issue the following command： CompanySwitch（config-mst）# instance 10 vlan 11-12 What does this command accomplish？（）
A. It enables a PVST+ instance of 10 for vlan 11 and vlan 12
B. It enables vlan 11 and vlan 12 to be part of the MST region 10
C. It maps vlan 11 and vlan 12 to the MST instance of 10.
D. It creates an Internal Spanning Tree （IST） instance of 10 for vlan 11 and vlan 12
E. It create a Common Spanning Tree （CST） instance of 10 for vlan 11 and vlan 12
F. It starts two instances of MST， one instance for vlan 11 and another instance for vlan 12.
