Which of the following is not a simple flow classification

• A.MPLS EXP
• B.ACL
• C.VLAN PRI
• D.IP DSCP

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The following are the parts of the CORBA northbound interface and the corresponding functions of each part. Which is correct?

• A.CORBA name service; during deployment, it is necessary to ensure that the name of the managed U2000 is unique within the NMS management domain.
• B.CORBA notification service; when configuration data changes in U2000, OSS can be notified of detailed change information in time. Ensure the consistency of OSS and U2000 data
• C.CORBA notification service; convert OSS request information into U2000 system internal interaction information, and receive alarms/performance/notifications.
• D.CORBA name service; provides the only entry for OSS to access the U2000 CORBA interface correctly.

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Swap antennas is to align the main lobes of the antennas at both ends to each other, and the signal strength of the opposite antenna is the largest.

• A.FALSE
• B.TRUE

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The IP address you use is 165.247.52.119, and the subnet mask is 255.255.240.0. Which subnet is your host?

• A.165.247.56.0
• B.165.247.52.0
• C.165.247.32.0
• D.165.247.48.0

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The reason why the ODUk_PM_OCI alarm statement is correct (multiple choice)

• A.The corresponding board of the opposite station is not configured with crossover and the non-intrusive monitoring function is enabled on the local end
• B.This alarm will not cause interruption of the optical interface carrying service
• C.Loopback is set for the corresponding board of the opposite station
• D.The board corresponding to the upstream site has an ODUk_PM_OCI alarm

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