| 1. | Which two features apply to wan connections ? ( choose two
哪两个特徵适用于广域网路的连接 |
| 2. | Wan technologies function at the lower three layers of the osi reference model
广域网路技术功能在osi参考模型最低的三层。 |
| 3. | The choice of encapsulation protocols depends on the wan technology and the equipment
封装协定的选择依据广域网路技术和设备。 |
| 4. | Wans use the osi reference model , but focus mainly on layer 1 and layer 2
广域网路使用osi参考模型，但是主要集中在第一层和第二层。 |
| 5. | The connection between the two dces is the wan service provider transmission network
在两个资料通讯设备之间连接的是广域网路服务提供者的传输网路。 |
| 6. | Wans are groups of lans connected together with communications links from a service provider
广域网路是一群本地区域网路经由一个服务供给者接在一起的的通讯链结。 |
| 7. | Ppp uses link control protocol ( lcp ) to negotiate and setup control options on the wan data link
在广域网路资料连结上，点对点协定使用连结控制协定（ lcp ）沟通与建立的控制选项。 |
| 8. | Each wan connection type uses a layer 2 protocol to encapsulate traffic while it is crossing the wan link
当它跨越广域网路链接的时候，每个广域网路连接使用第二层协定来封装流量。 |
| 9. | Because the wan is merely a set of interconnections between lan based routers , there are no services on the wan
因为广域网路只是在区域网路基础路由器间互连的集合，所以没有服务是在广域网路上。 |
| 10. | X . 25 technology is no longer widely available as a wan technology in the us . frame relay has replaced x . 25 at many service provider locations
25技术在美国不再是广泛使用的广域网路技术。许多服务供给者已经改用讯框中继以替换掉x . 25 。 |
