640 - 607

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; Frame-relay will require another parameter after the show frame-relay IOS command.

Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages 421-424 and 82.

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.Data-link connection identifier

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 #640-507 Certification Guide. (Cisco Press: 2000) pages 28-30

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 413-414.

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

Leading the way in IT testing and certification tools, www.testking.com

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