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单选题
In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）
A
RAS
B
DSLAM
C
ATMswitch
D
RADIUSserver
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Which statement describes the function of the LNS in a L2TP environment?()
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A user is connected on a DSL line and is using a PPP over Ethernet service. Which network device encapsulates the datagram inside of an ATM header?()
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When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? ()(Choose two.)
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A user is connected on a DSL line and is using a PPP over Ethernet service.Which network device strips the ATM header from the datagram and investigates the PPP header?()
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考题
In a DSL network,which device terminates the PPP over Ethernet subscriber’s two－wire phone line?()
A.RASB.DSLAMC.ATMswitchD.RADIUSserver
考题
In a PPP over ATM service offering,which two methods are available for dynamically allocating an IP address to the customer's device?()
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考题
Which of the following describes the roles of devices in a WAN? ()
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考题
What is the purpose of configuring the router as a PPPoE client?（）A、to provide VPN access over L2TPB、to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivityC、for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client softwareD、for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system
考题
Which of the following describes the roles of devices in a WAN?（）A、A CSU/DSU terminates a digital local loopB、A modem terminates a digital local loopC、A CSU/DSU terminates an analog local loopD、A modem terminates an analog local loopE、A router is commonly consideredaDTEdeviceF、A router is commonly considereda DCE device
考题
When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? （）(Choose two.)A、PPP session IDB、subscriber nameC、source MAC addressD、destination MAC address
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Which of the following describes the roles of devices in a WAN (Choose three.)（）。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.
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What is the goal of the borderless network architecture?（）A、to provide users with A single device that permits access to information anywhereB、to provide users with the same productivity and access to information no matter where are or which device they useC、to eliminate the need for border security and firewallsD、to provide companies with A way to extend their security and control over employees on the internet
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Which of the following describes the roles of devices in a WAN? （）A、A CSU/DSU terminates a digital local loopB、A modem terminates a digital local loopC、A CSU/DSU terminates an analog local loopD、A modem terminates an analog local loopE、A router is commonly considered a DTE deviceF、A router is commonly considered a DCE device
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Which of the following describes the roles of devices in a WAN?（）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.
考题
A user is connected on a DSL line and is using a PPP over Ethernet service. Which network device encapsulates the datagram inside of an ATM header?（）A、DSLAMB、DSL modemC、ERX Edge RouterD、customer workstation
考题
Which statement describes the function of the LNS in a L2TP environment?（）A、It initiates both the PPP session and the tunnel.B、It initiates the PPP session and terminates the tunnel.C、It terminates the PPP session and initiates the tunnel.D、It terminates the PPP session and terminates the tunnel.
考题
A user is connected on a DSL line and is using a PPP over Ethernet service.Which network device strips the ATM header from the datagram and investigates the PPP header?（）A、DSLAMB、DSL modemC、ERX Edge RouterD、customer workstation
考题
单选题In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）A
RASB
DSLAMC
ATMswitchD
RADIUSserver
考题
单选题Which statement describes the function of the LNS in a L2TP environment?（）A
It initiates both the PPP session and the tunnel.B
It initiates the PPP session and terminates the tunnel.C
It terminates the PPP session and initiates the tunnel.D
It terminates the PPP session and terminates the tunnel.
考题
多选题Which of the following describes the roles of devices in a WAN? (Choose three.)（）AA CSU/DSU terminates a digital local loop.BA modem terminates a digital local loop.CA CSU/DSU terminates an analog local loop.DA modem terminates an analog local loop.EA router is commonly considered a DTE device.FA router is commonly considered a DCE device.
考题
单选题What is the purpose of configuring the router as a PPPoE client?（）A
to provide VPN access over L2TPB
to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivityC
for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client softwareD
for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system
考题
多选题In a PPP over ATM service offering,which two methods are available for dynamically allocating an IP address to the customer's device?（）ADHCPBRADIUS serverClocal address poolsDstatic IP assignmen
考题
单选题A user is connected on a DSL line and is using a PPP over Ethernet service. Which network device encapsulates the datagram inside of an ATM header?（）A
DSLAMB
DSL modemC
ERX Edge RouterD
customer workstation
考题
单选题A user is connected on a DSL line and is using a PPP over Ethernet service.Which network device strips the ATM header from the datagram and investigates the PPP header?（）A
DSLAMB
DSL modemC
ERX Edge RouterD
customer workstation
考题
多选题Which of the following describes the roles of devices in a WAN?（）AA CSU/DSU terminates a digital local loopBA modem terminates a digital local loopCA CSU/DSU terminates an analog local loopDA modem terminates an analog local loopEA router is commonly consideredaDTEdeviceFA router is commonly considereda DCE device
考题
多选题When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? （）(Choose two.)APPP session IDBsubscriber nameCsource MAC addressDdestination MAC address
考题
多选题Which of the following describes the roles of devices in a WAN?（）AA CSU/DSU terminates a digital local loopBA modem terminates a digital local loopCA CSU/DSU terminates an analog local loopDA modem terminates an analog local loopEA router is commonly considered a DTE deviceFA router is commonly considered a DCE device
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