A.一个CSU/DSU转换成模拟信号,从路由器到租用线路;一个调制解调器从一个路由器到一个租用线路转换的模拟信号。
B.一个CSU/DSU转换成模拟信号,从路由器到电话线;一个调制解调器从一个路由器到一个租用线路将数字信号转换。
C.一个CSU/DSU转换从路由器到电话线的数字信号;一个调制解调器从一个路由器到一个电话线路转换的模拟信号。
D.一个CSU/DSU转换从路由器到租用线路的数字信号;一个调制解调器从一个路由器到一个电话线路将数字信号转换。
第1题:
A.CSU/DSU用于端接本地数字环路
B.调制解调器端接本地数字环路
C.一个CSU/DSU终止模拟本地环路
D.调制解调器终止模拟本地环路
E.路由器通常被视为DTE设备
F.路由器通常被视为DCE设备
第2题:
A.终端主机
B.广域网交换机
C.路由器
D.Modem
E.CSU/DSU(Channel Service Unit/Data Service Unit)
第3题:
第4题:
Which of the following describes the roles of devices in a WAN?()
第5题:
Which of the following devices sets the framing type on a T1 circuit?()
第6题:
Which of the following describes the roles of devices in a WAN (Choose three.)()。
第7题:
What is the difference between a CSU/DSU and a modem?()
第8题:
Which of the following describes the roles of devices in a WAN?()
第9题:
路由器
DTE
交换机
DCE
第10题:
一个CSU/ DSU转换成模拟信号,从路由器到租用线路;一个调制解调器从一个路由器到一个租用线路转换的模拟信号。
一个CSU/ DSU转换成模拟信号,从路由器到电话线;一个调制解调器从一个路由器到一个租用线路将数字信号转换。
一个CSU/ DSU转换从路由器到电话线的数字信号;一个调制解调器从一个路由器到一个电话线路转换的模拟信号。
一个CSU/ DSU转换从路由器到租用线路的数字信号;一个调制解调器从一个路由器到一个电话线路将数字信号转换。
第11题:
A CSU/DSU terminates a digital local loop
A modem terminates a digital local loop
A CSU/DSU terminates an analog local loop
A modem terminates an analog local loop
A router is commonly consideredaDTEdevice
A router is commonly considereda DCE device
第12题:
本地或远程路由器配置丢失
线路故障
CSU/DSU故障
LINE未与CSU/DSU联接
第13题:
A.A CSU/DSU terminates a digital local loop
B.A modem terminates a digital local loop
C.A CSU/DSU terminates an analog local loop
D.A modem terminates an analog local loop
E.A router is commonly considered a DTE device
F.A router is commonly considered a DCE device
第14题:
A.路由器
B.DTE
C.交换机
D.DCE
第15题:
以下哪项描述了WAN设备的角色?()
第16题:
路由器出现Serial interface-number is up,line protocol is down(DTE)的状态,可能出现的问题不包括()。
第17题:
常见的DCE设备有().
第18题:
Which of the following describes the roles of devices in a WAN? ()
第19题:
What is the difference between a CSU/DSU and a modem?()
第20题:
CSU/DSU在概念上通常作为()设备来使用。
第21题:
A CSU/DSU terminates a digital local loop.
A modem terminates a digital local loop.
A CSU/DSU terminates an analog local loop.
A modem terminates an analog local loop.
A router is commonly considered a DTE device.
A router is commonly considered a DCE device.
第22题:
A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line
A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line
A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line
A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line
第23题:
A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.
A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.
A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.
A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.
第24题:
A CSU/DSU terminates a digital local loop
A modem terminates a digital local loop
A CSU/DSU terminates an analog local loop
A modem terminates an analog local loop
A router is commonly considered a DTE device
A router is commonly considered a DCE device