多项选择题
A. mode B. preshared key C. external interface D. security proposals E. dead peer detection settings
On which three traffic types does firewall pass-through...
多项选择题On which three traffic types does firewall pass-through authentication work? （）(Choose three.)
A. ping B. FTP C. Telnet D. HTTP E. HTTPS
A route-based VPN is required for which scenario? （）A. ...
单项选择题A route-based VPN is required for which scenario? （）
A. when the remote VPN peer is behind a NAT device B. when multiple networks need to be reached across the tunnel C. when the remote VPN peer is a dialup or remote access client D. when a dynamic routing protocol such as OSPF is required across the VPN
Which parameters must you select when configuring opera...
单项选择题Which parameters must you select when configuring operating system probes SCREEN options?（）
A. syn-fin, syn-flood, and tcp-no-frag B. syn-fin, port-scan, and tcp-no-flag C. syn-fin, fin-no-ack, and tcp-no-frag D. syn-fin, syn-ack-ack-proxy, and tcp-no-frag
