| 1: | What SQ value shows up in the output of show modem operational-status , indicating the most stable connection possible? |
| A1: | 0. |
| 2: | True or False: Upgraded modem firmware does not have to be stored in flash after it is copied to the modem. |
| A2: | False. The router needs to access the version in flash at the next maintenance period or when the router is reloaded. |
| 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
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| A3: | Router(config-controller)# cablelength short 655
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| 4: | If you are receiving a blue alarm, what bit pattern is the equipment receiving? |
| A4: | All 1s. |
| 5: | What color is an alarm in which the controller status shows "Receiver has loss of Frame"? |
| A5: | Red Alarm. |
| 6: | What happens if one end of a T1 receives a yellow signal? |
| A6: | A Yellow Alarm is declared because of an incoming yellow signal from the far end. In effect, the circuit is declared to be a one-way link. |
| 7: | What information is negotiated in the IPCP stage of NCP of a modem dial call? |
| A7: | IP address, WINS address, and DNS address. |
| 8: | What modem AT command shows the connection information for a call that was previously disconnected? |
| A8: | ATI11. |
| 9: | What does BERT stand for? |
| A9: | Bit error rate tester. |
| 10: | What is the primary advantage that the AS5300 MICA modems have over the Microcom modems in the AS5200 series? |
| A10: | With out-of- band signaling, the router has access to real-time data while the modem is connected. |
| 11: | What does the call timer show? |
| A11: | The duration of the current active call in seconds. |
| 12: | What command on an AS 5200 and AS5300 shows a summary of all disconnect reasons and the number of disconnects for every reason? |
| A12: | #show modem call-stats. |
| 13: | What does CSM stand for and what is the command to show the processes of this device? |
| A13: | CSM stands for call switching module. The #debug modem csm command starts call switch module debugging. |
