Huawei H31-311_V2.5 - HCIA-Transmission V2.5

Which of the following local maintenance endpoints can be used to manage MSTP devices?

When a bit False is detected in B2 bytes, which of the following alarms is reported by the peer?

PRBS can be used to test that the SDH service is healthy and that the protection reversal function is working.

Fiber loss includes bending loss, absorption loss and scattering loss.

NE A and NE B are adjacent NE

If B3 and low-order Falses occur in the A->B direction, and B1, B2, B3, and low-order Falses occur in the B->A direction, it is caused by Which of the following performance events does NEA report? (Multiple choice).

When the U2000 is synchronized, the same network metadata as the U2000 is not uploaded to the U2000, and the data that exists on the U200 but does not exist on the network element is deleted.

Establish Ethernet leased line service between HI (HQ) and H2 (branch) of enterprise H, and bind 5 in the corresponding VCTRUNK VC-12. When a VC-12 fails, the Ethernet dedicated line between H1 and H2 is interrupted. So, which of the following statements is true?

When using a script to back up U2000 data, the backup speed is fast because the backup file is small.

Optical monitoring channel is used for monitoring of WDM optical transmission systems. In the UU-T recommendation, it is preferable to use a 1510 nm wavelength of the a ") rate.

The OTN signal has a fixed pad period, the same frame period as the SDH signal.