单项选择题
A. RSTP
B. root guard
C. BPDU guard
D. GLBP
多项选择题 Which two of the following statements are true about HSRP load sharing?（） (Choose two)
单项选择题 On a Cisco Catalyst switch, which configuration command is used to apply a VACL named "test"to filter the traffic within VLAN100? （）
多项选择题 Your customer wants to build a network for a financial trading floor that has a requirement formultiple high-value transactions, which are also vital to the customer. What are the two mostcritical requirements?（） (Choose two.)