Which command do you use to display the status of an antivirus database update?（）

单项选择题Which security or functional zone name has special significance to the Junos OS?（）

A. self
B. trust
C. untrust
D. junos-global

单项选择题Which type of Web filtering by default builds a cache of server actions associated with each URL it has checked?（）

A. Websense Redirect Web filtering
B. integrated Web filtering
C. local Web filtering
D. enhanced Web filtering

多项选择题Which three security concerns can be addressed by a tunnel mode IPsec VPN secured by AH?（） (Choose three.)

A. data integrity
B. data confidentiality
C. data authentication
D. outer IP header confidentiality
E. outer IP header authentication

单项选择题Which configuration keyword ensures that all in-progress sessions are re-evaluated upon committing a security policy change?（）

A. policy-rematch
B. policy-evaluate
C. rematch-policy
D. evaluate-policy