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1. Suppose a network operator needs to configure the 10GbE client interface 1/7/C1 with a GFP-F encapsulation mode. Which command should be used?

A) config interface 1/7/C1 encmode 10client gfp-f
B) config encmode interface 1/7/C1 tenGige gfp-f
C) config encmode interface 1/7/C1 10client gfp-f
D) config interface 1/7/C1 tenGige encmode gfp-f

2. When troubleshooting possible generic fiber cuts, the recommended first step is to: 1. Review alarms at nodes where power loss occurs.
What is the next recommended step?

A) Monitor amplifier total power in/out to isolate the direction of a possible cut.
B) Review PM data to determine if the problem is intermittent.
C) Review EPT design for calculated span loss.
D) Perform network power traces to attempt to determine the point of power loss.

3. Suppose a channel-related alarm is reported on an 1830 PSS node, and is related to a possible Wave Keys clock source issue. What is the recommended order for the following troubleshooting steps?

A) 1. Retrieve the channel power trace.
2. Determine the active clock reference source.
3. Switch to alternate clock source (PF).
4. Replace the suspect PF.
B) 1. Replace the suspect PF.
2. Retrieve the channel power trace.
3. Switch to alternate clock source (PF).
4. Determine the active clock reference source.
C) 1. Retrieve the channel power trace.
2. Replace the suspect PF.
3. Determine the active clock reference source.
4. Switch to alternate clock source (PF).
D) 1. Determine the active clock reference source.
2. Replace the suspect PF.
3. Retrieve the channel power trace.
4. Switch to alternate clock source (PF).

4. Which of the following correctly describes how a unidirectional amplification stage works?

A) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals do not pass through the ingress amplifier.
B) * Incoming optical signals pass through the ingress amplifier but are not boosted.
* Outgoing optical signals are boosted by the ingress amplifier.
C) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals pass through the ingress amplifier but are not boosted.
D) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals are also boosted by the ingress amplifier.

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