Huawei HCS - Transmission - H35-260 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

In the NG-WDM system, which one of the following boards supports optical line protection?

A. OLP B. QCP C. OTU D. DCP

Discussion 0

Correct Answer: A Vote an answer

Question 2

Which one is wrong in the description of hardware redundancy backup of PTN7900-32?

A. SCA board 1+1 backup B. 3+3/4+4/5+5 backup of power supply C. XCS board 6+1 backup D. Fan 1+1 Backup

Discussion 0

Correct Answer: D Vote an answer

Question 3

The thickness of the fiber core, the refractive index of the village material and the cladding material have a decisive influence on the characteristics of the fiber.

A. True B. False

Discussion 0

Correct Answer: A Vote an answer

Question 4

When deploying ring network protection in the PTN7900 network, which items are wrong?

A. The tunnel that carries the service needs to be bound to the ring network, so that the ring network can protect the service B. Ring network protection and LSP APS protection can be configured at the same time C. When configuring a ring network, the east-west interfaces of the ring network can be on the same board D. The east-west interface bandwidth of the ring network must be consistent, otherwise the ring network cannot be deployed

Discussion 0

Correct Answer: C,D Vote an answer

Question 5

There are five trigger conditions for the execution of protection switching. According to the priority of the trigger conditions, they are arranged from high to low. Which of the following is correct?

A. Clear Switching > Lock Switching > Forced Switching > Automatic Switching > Manual Switching B. Locked Switching>Forced Switching>Clear Switching>Automatic Switching>Manual Switching C. Locked Switching>Clear Switching>Forced Switching>Automatic Switching>Manual Switching D. Clear Switching > Forced Switching > Locked Switching > Manual Switching > Automatic Switching

Discussion 0

Correct Answer: A Vote an answer

Question 6

Which of the following conditions can cause the board to insert the BDI maintenance signal back to the upstream site?

A. The board reports 0TU2_L0F B. The board reports R_LOS C. The board reports 0TU2_DEG D. 0DU2_PM_LCK

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 7

Which of the following are common reasons for pointer adjustment

A. The clock source or clock source level is incorrectly configured, resulting in two clock sources or two NEs in the same network following each other, causing the AU and TU pointers to be adjusted B. Road version failure, together with AU, TU pointer adjustment C. The power supply of the subrack is faulty, which causes the clock board to work abnormally, and the AU and TU pointers are adjusted together. D. The fault of the cross-board board causes the clock quality of its distribution to be poor, causing the adjustment of the AU and TU pointers

Discussion 0

Correct Answer: C,D Vote an answer

Question 8

The loss of optical fiber mainly includes the following?

A. Scatter loss B. Bending loss C. Absorption loss D. Reflection Loss

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 9

Which of the following services can IMA provide protection for?

A. E-LAN service B. E-Line Business C. ATM Services D. TDM business

Discussion 0

Correct Answer: C Vote an answer

Question 10

What items are not included in the route advertisement of L3VPN

A. Ingress PE to egress PE routing information exchange B. Ingress PE to P routing information exchange C. Egress PE to egress CE routing information exchange D. Local CE to ingress PE routing information exchange

Discussion 0

Correct Answer: B Vote an answer

Question 11

In the VPLS service, which parameter is the data forwarding based on?

A. Source IP B. Destination IP C. Destination MAC. D. Source MAC

Discussion 0

Correct Answer: C Vote an answer

Question 12

Which of the following bridges are used to forward data based on the MAC address and VLAN ID carried in the data?

A. 802.1d B. 802.11ab C. 802.1q D. 802.1a

Discussion 0

Correct Answer: C Vote an answer

Question 13

Which of the following statements about the slave subrack SCC function is correct?

A. Protection switching protocol processing of this subrack B. Status management of boards from subracks C. Handling of Overhead D. DCN message forwarding

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 14

Which of the following is incorrect about the job description of a hub?

A. HUB connects multiple terminal devices together to form a star network through ports B. HU is a physical layer device C. The shared bus technology is used inside the HUB device, and the CSMA/CD technology is used for interaction D. HUB. is the data link layer device

Discussion 0

Correct Answer: D Vote an answer