多项选择题
A. VPN establishment
B. stateful ARP lookups
C. Dynamic ARP inspection
D. Network Address Translation
E. inspection of packets at higher levels (Layer 4 and above)
单项选择题 Which configuration shows the correct application of a security policy scheduler?（）
多项选择题 Which two statements are true regarding the system-default security policy [edit security policies default-policy]?（）(Choose two.)
多项选择题 Which three represent IDP policy match conditions? （）(Choose three.)