H31-311_V2.5 PDF Dumps 2023 Exam Questions with Practice Test [Q114-Q131]

Q114. In Recommendation ITU-T G.692, the allowable channel frequencies are based on the reference frequency (), and the channel spacing can be 100 GHz, 50 GHz or 25 GHz.

Q115. When the working PQ1 board is oversized, the device will perform and the TFS protection will be reversed. Which of the following statements about the switching process are correct? (Multiple choice).

Q116. Which of the following alarm/event storage modes does U2000 support? (Multiple choice).

Q117. For (on-premises) HA solutions where active and standby servers are deployed in the same location, which of the following platforms can be deployed? (Multiple choice).

Q118. For MSPs, you need to set the MSP protocol ID for each NE. To ensure that each ID is unique, it is recommended to set the MSP protocol ID to the value that is compatible with the network element ID.

Q119. When there is a Critical Error In Seconds (SES) in the PM portion of the ODUk layer, which of the following alarms is reported by NMS?

Q120. PDM uses a polarization beam splitter to divide the laser into two vertical directions: x and y.

Q121. The frame structure of ODU4 is four times that of ODU1

Q122. The AAC address consists of 46 bits and is globally unique
Which of the following – is the meaning of the eighth-digit MAC address with 1?

Q123. The refractive index n1 of the fiber core must be the Q of the cladding refractive Mo n2, which is a necessary condition for transmitting the optical signal in the optical fiber.

Q124. QinQ technology can be used when multiple users need to share the same VCTRUNK and use the same VLAN ID.

Q125. When configuring LMSP, there are two switching modes: single-ended switching and double-ended switching. Single-ended switching does not require the protection protocol to be enabled.

Q126. Automatic Laser Shutdown (ALS): When no optical signal is received, the ALS function automatically turns off the corresponding optical module. This feature protects field maintenance personnel.

Q127. The number of bit error blocks on each VC4 channel is detected by B3 on the receiving side. At the same time, the information is sent back to the sender via Q, and HP-REI and HP-FEBBE report on the sender.

Q128. In MSP networking, when the optical fiber is connected between sites, the east light plate of the site is connected to the west light plate of the downstream site, and these stations are connected in turn to form a ring. In this case, the direction from the toko plate of the site to the wine light plate of the downstream station is the direction of the main ring, and the direction of forming the ring is the direction of service.

Q129. When performing fiber cut-off test on an ordinary MSP ring, which of the following alarms will be reported? (Multiple choice).

Q130. OTM nr.m consists of up to n ” multiplexed channels and does not support non-channel-related overhead. The letter “r” indicates a decrease in functionality.

Q131. TU-AIS is often encountered during network maintenance. Which of the following alerts can trigger a TU-AIS alert? (Multiple choice).