单项选择题
A. TCP RST is sent and a session is restarted.
B. TCP connection is closed gracefully and the data content is dropped.
C. TCP traffic is allowed and an SNMP trap is sent.
D. AV scanning is restarted.
单项选择题 Which CLI command provides a summary of what the content-filtering engine has blocked?（）
多项选择题 Which two statements are true for a security policy? （）(Choose two.)
单项选择题 A network administrator repeatedly receives support calls about network issues. After investigating the issues, the administrator finds that the source NAT pool is running out of addresses.To be notified that the pool is close to exhaustion, what should the administrator configure?（）