Free Huawei H31-321 Exam Dumps Questions & Answers

On a network where MSP rings and SNCP rings share fiber resources, if Assigned by VC-4 is selected, you need to set holdoff time for SNCP services.

• A.  TRUE
• B.  FALSE

A service created using the trail function will not become a discrete service.

• A.  TRUE
• B.  FALSE

PQ1 must work with an interface board. Which of the following is a 75-ohm interface board?

• A.  D12B
• B.  D12S
• C.  D75S
• D.  D34S

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_STATUS
• C.  BD_NOT_INSTALLED
• D.  COMMUN_FAIL

Two MSP rings are intersected. Which of the following statements is false?

• A.  If SNCP works in revertive mode on the tangent node, two switchovers may occur after a fiber cut.
• B.  Inter-ring services are protected even if an intersecting node is not configured with unidirectional cross-connections.
• C.  Generally, a tangent node is configured with two SNCP protection groups, two unidirectional cross-connections, and the other intersecting node is configured with two bidirectional cross-connections.