单项选择题
Why would you make a non-backbone area a stub or not-so-stubby area?（）
A. to aggregate routes learned from the ABR
B. to lower the cost of routes advertised by the ABR
C. to connect a non-contiguous area to the backbone
D. to decrease the size of the link-state database in that area
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相关考题
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单项选择题
During OSPF adjacency formation, in what state is a router when it is negotiating to be in charge of the database synchronization process?（）
A. Init
B. 2Way
C. ExStart
D. Exchange -
单项选择题
By default, which command can be used to display information about packets that have been logged with the syslog firewall filter action?（）
A. show log
B. show firewall
C. show log messages
D. show firewall log -
多项选择题
A firewall filter is applied as an input filter on a transit interface. What three types of traffic will this affect? （）
A. inbound traffic transiting the router
B. outbound traffic transiting the router
C. traffic destined to the Routing Engine
D. traffic destined to the interface address on which the filter is applied
