单项选择题

A. A brief description of commands and their default va……

What information does the help reference command provide?（）

A. A brief description of commands and their default values
B. The serial number and version number of the device used to open a support case with JTAC
C. A list of all the active hardware alarms on the device
D. A display of the current configuration while in operational mode

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热门试题

单项选择题You need to control SSH, HTTP, and Telnet access to an MX240 router through any interface.You have decided to use a firewall filter. How should you apply the firewall filter?（）

A. as an outbound filter on interface fxp0
B. as an outbound filter on interface lo0
C. as an inbound filter on interface fxp0
D. as an inbound filter on interface lo0

单项选择题Which configuration causes RIP-learned routes to be advertised to other RIP neighbors?（）

A. set protocol rip no-passive
B. top edit policy-options policy-statement demo set term 1 from protocol rip set term 1 then accept top set protocols rip group internal export demo
C. set protocols rip advertise in-out
D. top edit policy-options policy-statement demo set term 1 from active routes set term 1 then accept top set protocols rip group internal export demo

多项选择题Which two can be used to create and apply an export policy that advertises static routes to RIP neighbors?（）

A. set protocols rip export demo
B. edit policy-options policy-statement demo set term 1 from protocol static set term 1 then accept
C. edit policy-options policy-statement demo set term 1 from protocol static accept
D. set protocols rip group internal export demo

多项选择题What are three terminating actions for firewall filters?（）

A. reject
B. drop
C. permit
D. accept
E. discard

单项选择题A packet is evaluated against three user-defined terms within a firewall filter and no match is found. What correctly describes the action the firewall filter will take for this packet?（）

A. The filter will permit the packet and take no additional action.
B. The filter will reject the packet and send an ICMP message back to the sender.
C. The filter will discard the packet and take no additional action.
D. The filter will permit the packet and write a log entry to the firewall log.