Which of the following indicates a negative AU pointer justification?

A. Three bytes after H3

B. Three H3 bytes of AU-FTR

C. Three bytes before H3

D. None of the above

Which of the following are true about the NE ID of an ASON NE?

A. Each NE ID must be unique in an ASON domain.

B. The NE ID and IP address of an NE must be in different network segments.

C. NE IDs must be set before the ASON feature is enabled. After the NE ID of an NE is configured, the NE will not warm reset.

D. NE IDs, NE IDs, and NE IP addresses are independent from each other.

E. NE IDs and IP addresses must be in the same format. An NE ID cannot be 0.0.0.0,1.2.3.4, or

255.255.255.255.

An SNCP ring and an MSP ring are tangent. Which of the following are true about inter-ring service configuration on the tangent node?

A. Configure one SNCP group for the service from the SNCP ring to the MSP ring.

B. Configure two SNCP groups for the service from the SNCP ring to the MSP ring.

C. Configure unidirectional cross-connections in dual transmission mode for the service from the MSP ring to the SNCP ring.

D. Configure bidirectional cross-connections in dual transmission mode for the service from the MSP ring to the SNCP ring.

Alarm signals on the PDH ports working at different rates differ. Which of the following are true?

A. The T_ALOS alarm is reported when external signals are lost on an El electrical interface board.

B. The P_LOS alarm is reported when external signals are lost on an E3 or E4 electrical interface board.

C. The DOWN_El_AIS is reported when an El electrical interface board detects all "l"s in the downstream signal stream.

D. The UP_E1_AIS is reported when an El electrical interface board detects all "l"s in the upstream signal stream.

E. The PAIS is reported when an E3 electrical interface board detects all "l"s in signal streams.

A warm reset on a board does not affect running services, while a cold reset on a board affects running services.

A. TRUE

B. FALSE

When you reseat an SDH or PDH service board on NG-SDH equipment, certain alarms are reported. The alarms are automatically cleared after the board is online. Which are the typical alarms?

A. BUS_ERR

B. BD_NOT_INSTALLED

C. BD_STATUS

D. COMMUN_FAIL

When protection switching of services occurs on ASON tunnels, which of the following are involved in the entire protection process?

A. NMS software

B. ASON software

C. NE software

D. Board software

What are the characteristics of a trail?

A. A trail is a end-to-end connection.

B. A trail has a source and a sink.

C. A trail may pass through many intermediate nodes.

D. A trail must be bidirectional.

Which of the following are true about the relationship between pointer justification and bit errors?

A. Justification of a large number of pointers may cause bit errors,

B. A large number of bit errors may cause pointer justification.

C. Bit errors do not lead to pointer justification.

D. Pointer justification does not lead to bit errors.

When measured rate is smaller than or equal to throughput, frame forwarding latency can be classified by data type into store-and-forward latency and what?

A. Cut-through latency

B. Bit processing delay

C. Bit transmission delay