Online Access Free H31-311-ENU Exam Questions

MAC loopback and PHY loopback are used for fault locating. When the MAC loopback is set to an in loop, you can set the PHY loopback according to the actual situation.

• A.FALSE
• B.TRUE

The interval between two adjacent pointer justification events is at least () frames.

• A.2
• B.5
• C.4
• D.3

Which of the following is not a condition for triggering multiplex section protection (MSP)?

• A.R-LOF is detected.
• B.R-LOS is detected.
• C.AU-AIS is detected.
• D.The MS-AIS signal is detected.

OTM nr.m consists of a maximum of "n" optical multiplexing channels and does not support non-channel-associated overheads. The letter "r" indicates function reduction.

• A.FALSE
• B.TRUE

Which of the following are different types of ESCs divided by implementation principles? (Multiple Choice)

• A.Inserted DCC
• B.None of the above
• C.Pilot tune DCC
• D.Fixed frame structure DCC