What are the common test indicators for Ethernet services? (Multiple Choice)

• A.Throughput
• B.Back to back
• C.Frame loss rate
• D.Delay

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The following description of discrete services, which are correct? (Multiple choice)

• A.Perform path search on the U2000 network management. Cross-connections that do not form a path are called discrete services.
• B.Discrete service management requires the U2000 license to have path management functions.
• C.For a cross-connection, after the path search, it is either a discrete service or a path with other cross-connections, it is impossible to belong to both high-spread services and other cross-connections to form a path.
• D.A service is searched for a discrete service, indicating that the service is not working properly on the network element side.

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Which of the following features does the EX40 add than X40?

• A.Support single channel optical power monitoring
• B.Support light layer crossing
• C.The number of combined waves is more
• D.Less occupied slots

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The setting of alarm reversal is based on:

• A.Veneer
• B.Port
• C.Alarm
• D.Network element

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The E-Line service types supported by the MS-OTN packet device are: (Multiple Choice)

• A.E-Line service based on VL.AN
• B.E-Line service based on QinQ
• C.Point-to-point transparent transmission of E-Line services
• D.E-Line carried by PW

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