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多項(xiàng)選擇題

Refer to the exhibit. On the basis of the information provided in the exhibit, which two sets of  procedures are best practices for Layer 2 and 3 failover alignment?()

A. Configure the D-SW1 switch as the active HSRP router and the STP root for all VLANs. Configure the D-SW2 switch as the standby HSRP router and backup STP root for all VLANs. 
B. Configure the D-SW1 switch as the standby HSRP router and the STP root for VLANs 11 and 110. Configure the D-SW2 switch as the standby HSRP router and the STP root for VLANs 12 and 120.
C. Configure the D-SW1 switch as the active HSRP router and the STP root for VLANs 11 and 110. Configure the D-SW2 switch as the active HSRP router and the STP root for VLANs 12 and 120.
D. Configure the D-SW2 switch as the active HSRP router and the STP root for all VLANs.  Configure the D-SW1 switch as the standby HSRP router and backup STP root for all VLANs. 
E. Configure the D-SW1 switch as the active HSRP router and the backup STP root for VLANs 11  and 110. Configure the D-SW2 switch as the active HSRP router and the backup STP root for  VLANs 12 and 120.
F. Configure the D-SW1 switch as the standby HSRP router and the backup STP root for VLANs 12a nd 120. Configure the D-SW2 switch as the standby HSRP router and the backup STP root  for VLANs 11 and 110.

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