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Incorrect Answers:
A is incorrect; the show ip command displays the switches current IP configuration. C is incorrect; this is not a valid command.
D is incorrect;
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages
Q. 130
Which element is used to define the rate, in bits per second, which a Frame Relay switch agrees to transfer data?
A.Clock rate
B.Committed information rate
C.Local management interface
D.
E.Committed rate measurement interval
Answer: B
Explanation: CIR is the rate, in bits per second, at which the service provider states that data will be transfered.
Incorrect Answers:
A is incorrect; clock rate is the transmission medium speed, which is determined by modem clocking. Odom. Cisco CCNA Exam
C is incorrect; LMI is a signaling standard between the router device and the Frame Rekay switch that is responsible for managing the connection and maintaining the status between the devices.
D is incorrect; DLCI is addressing used to identify virtual circuits.
E is incorrect; this is the sampling period used in controlling CIR, but is not the rate itself.
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages
Q. 131
How many valid host IP addresses are available on the following network/subnetwork?
176.12.44.16/30
A.2
B.30
C.254
D.16,382
E.65,534
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