单项选择题
A. On DS1， disable preempt
B. On DS2， decrease the priority value to a value less than 150
C. On DS1， increase the decrement value in the track command to a value greater than 6
D. On DS1， disable track command.
单项选择题 WhatistheconfiguredpriorityvalueoftheVlan105’sgrouponDS2？（）
单项选择题 If G1/0/1 on DS1 is shutdown， what will be the current priority value of the Vlan105’s group on DS1 ？（）
单项选择题 DS2 has not become the active device for Vlan103’s HSRP group even though all interfaces are active. As related to Vlan103’s HSRP group. What can be done to make the group function properly ？ （）