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You are unable to telnet to a router at address 203.125.12.1 from a workstation with the IP address of
203.125.12.23. You suspect that there is a problem with your protocol stack. Which of the following
actions is most likely to confirm your diagnosis?
A. ping 127.0.0.0
B. ping 203.125.12.1
C. telnet 127.0.0.1
D. ping 127.0.0.1
E. tracert 203.125.12.1
Answer: D
Q.308
Which of the following is true concerning Frame Relay multipoint subinterfaces?
A. An IP address is required on the physical interface of the central router.
B. All routers are required to be fully meshed.
C. All routers must be in the same subnet to forward routing updates and broadcasts
D. Multipoint is the default configuration for Frame Relay subinterfaces.
Answer: D
Q.309
What is the purpose of DLCIs in Frame Relay?
A. They determine the Frame Relay encapsulation type.
B. They identify the logical circuit between a local router and a Frame Relay WAN switch.
C. The represent the keepalives used to maintain the PVC in an active state.
D. They represent the physical address of the router attached to a Frame Relay network.
Answer: B
Q.310
Which of the following WAN services use two data link layer encapsulations, one for data and one for
signaling?