Refer to the exhibit.What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown？（）

當(dāng)將多個交換機(jī)加入到MST region當(dāng)中會發(fā)生什么（what happen）？

What is the three main step of using the QoS feature with MQC command line interface？

R1 will choose which path to reach 10.1.0.0？

問一個怎么樣的屬性，能讓路由不通告給任何的peer？

Local Preference？

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?（）

As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）

Refer to the exhibit.How many broadcast domains exist in theexhibited topology？（）

When upgrading the IOS image,the network administrator receives the exhibited error message.What could be the cause of this error?（）