Online Access Free H31-331 Practice Test

Using the OSC monitoring, the NG WDM network running the HWECC protocol, which of the following is generally not interrupted by ECC communication?

• A.IP duplication of network elements
• B.The ID of the network element is duplicated.
• C.The tail fiber of the OSC board is faulty.
• D.OSC board failure
• E.SCC board failure

What are the optical layer paths in the path hierarchy of the WDM network? (multiple choice)

• A.OTS
• B.OCh
• C.OMS
• D.OTU

There are five trigger conditions for the execution of the protection switch. The priority of the trigger condition is ranked from high to low. Which of the following is correct?

• A.Clear Switching -> Forced Switching -> Locking Switching -> Manual Switching -> Automatic Switching
• B.Clear Switching -> Lock Switching -> Forced Switching -> Automatic Switching -> Manual Switching
• C.Lock Switching -> Clear Switching -> Forced Switching -> Automatic Switching -> Manual Switching
• D.Lock Switching -> Forced Switching -> Clear Switching -> Automatic Switching -> Manual Switching

The overload optical power of the APD type receiving laser is only -9dBm, and it is especially necessary to be cautious to prevent the optical module from being burnt due to excessive power.

• A.True
• B.False

The configuration process of the ALC includes creating an ALC link node, checking the link consistency, searching for the ALC link, sampling the attenuation value of the current line, and automatically adjusting the start link.

• A.True
• B.False