Troubleshooting Remote Access Networks (CCIE Professional Development)

Answers to the review questions can be found in Appendix A, "Answers to Review Questions."

1:

What SQ value shows up in the output of show modem operational-status , indicating the most stable connection possible?

2:

True or False: Upgraded modem firmware does not have to be stored in flash after it is copied to the modem.

3:

What is the controller configuration command required to correctly configure the distance of a circuit that is 639 feet?

Router(config-controller)# cablelength short 655

4:

If you are receiving a blue alarm, what bit pattern is the equipment receiving?

5:

What color is an alarm in which the controller status shows "Receiver has loss of Frame"?

6:

What happens if one end of a T1 receives a yellow signal?

7:

What information is negotiated in the IPCP stage of NCP of a modem dial call?

8:

What modem AT command shows the connection information for a call that was previously disconnected?

9:

What does BERT stand for?

10:

What is the primary advantage that the AS5300 MICA modems have over the Microcom modems in the AS5200 series?

11:

What does the call timer show?

12:

What command on an AS 5200 and AS5300 shows a summary of all disconnect reasons and the number of disconnects for every reason?

13:

What does CSM stand for and what is the command to show the processes of this device?

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