Online Access Free H31-321 Exam Questions

In an SDH system, AU pointer justification events on most optical boards are detected through H1 and H2 bytes, namely, in remote detection mode.

• A.TRUE
• B.FALSE

What are the procedures of handling discrete services on the NMS?

• A.After discrete services are searched out, the NMS analyzes the discrete services based on the displayed causes and solutions.
• B.Search for protection subnets, and ensure that all protection subnets are searched out and properly configured.
• C.After discrete services are searched out, delete the discrete services on the NMS.
• D.Check the consistency between NMS data and NE data.
• E.Check the consistency between the fiber connections created on the NE and physical fiber connections.

When optical fibers are incorrectly connected, lots of pointer justification events will occur. Which of the following methods can be used to further locate the fault?

• A.Disconnect fibers and shut down lasers.
• B.Insert the MS_RDI alarm on the NMS.
• C.Observe pointer justification events.
• D.Change the J1 byte traced by a higher order path on the NMS.

Two SNCP rings are intersected. Which of the following statements is true about inter-ring service configuration?

• A.Configure four unidirectional SNCP service pairs on each intersecting node.
• B.Configure two unidirectional SNCP service pairs on each intersecting node.
• C.Do not configure any SNCP protection group on each intersecting node.
• D.Configure one unidirectional SNCP service pair on each intersecting node.

Which of the following statements are true about ground resistance?

• A.Less than 1 ohm at an integrated telecom building
• B.Less than 5 ohms at a common telecom office/site
• C.At an area where soil resistivity is high, the ground resistance can be 10 ohms
• D.The higher ground resistance is, the better.