A. area IDB. router IDC. loopback addressD. IP address ……

多项选择题What are two TCP flag settings that are considered suspicious? （）(Choose two.)

A. Do-Not-Fragment flag is set.
B. Both SYN and FIN flags are set.
C. Both ACK and PSH flags are set.
D. FIN flag is set and ACK flag is not set.

单项选择题Which parameters are valid SCREEN options for combating operating system probes?（）

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

单项选择题Click the Exhibit button. In the configuration shown in the exhibit, you decided to eliminate the junos-ftp application from the match condition of the policy MyTraffic.What will happen to the existing FTP and BGPsessions?（）

A. The existing FTP and BGP sessions will continue.
B. The existing FTP and BGP sessions will be re-evaluated and only FTP sessions will be dropped.
C. The existing FTP and BGP sessions will be re-evaluated and all sessions will be dropped.
D. The existing FTP sessions will continue and only the existing BGP sessions will be dropped.

单项选择题Click the Exhibit button. Referring to the exhibit, which statement contains the correct gateway parameters?（）

A. [edit security ike] user@host# show gateway ike-phase1-gateway { policy ike-policy1; address 10.10.10.1; dead-peer-detection { interval 20; threshold 5; } external-interface ge-1/0/1.0; }
B. [edit security ike] user@host# show gateway ike-phase1-gateway { ike-policy ike-policy1; address 10.10.10.1; dead-peer-detection { interval 20; threshold 5; } external-interface ge-1/0/1.0; }
C. [edit security ike] user@host# show gateway ike-phase1-gateway { policy ike1-policy; address 10.10.10.1; dead-peer-detection { interval 20; threshold 5; } external-interface ge-1/0/1.0; }
D. [edit security ike] user@host# show gateway ike-phase1-gateway { ike-policy ike1-policy; address 10.10.10.1; dead-peer-detection { interval 20; threshold 5; } external-interface ge-1/0/1.0; }

单项选择题Click the Exhibit button. Given the configuration shown in the exhibit, which configuration object would be used to associate both Nancy and Walter with firewall user authentication within a security policy?（）

A. ftp-group
B. ftp-users
C. firewall-user
D. nancy and walter