一堆交換機一個server、一個transpare，問配置prune在哪里配置？

what is the disadvantage of policing？

what is four ospf area type？

Refer to the exhibit.Which statement describes DLCI 17?（）

How should arouter that is being used in a Frame Relay network be configured to avoid split horizon issues from preventing routing updates?（）

The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?（）

問一個怎么樣的屬性，能讓路由不通告給任何的peer？

Which of the following describes the roles of devices in a WAN?（）

R1 will choose which path to reach 10.1.0.0？

Which of the following are key characteristics of PPP?（）