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Huawei H35-260 - HCSA-Field-Transmission & PTN V1.0

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Total 326 questions

Which of the following network element forms supports the functions of branch and line, cross-multiplexing between lines and lines, and service adding and dropping functions?

A.

Terminal Multiplexer

B.

Add/Drop Multiplexer

C.

Regenerative Repeater

D.

Digital cross-connect equipment

Which of the following descriptions about network protection switching test is wrong?

A.

Before testing, you need to set the 1:1 linear multiplex section protection mode to single-ended switching.

B.

During the protection switching of the linear multiplex section, the NE reports the APS_INDI and MS_APS_INDI_EX alarms

C.

SNCP protection is configured. When the laser of the interface connected to the opposite end is turned off, observe the SDH analyzer of the local end.

D.

There are two methods for testing the protection switching of the multiplex section: the single-ended loopback test method and the double-ended hanging meter

test method

After the alarm inversion is set on the U2000, the alarm status of the board will also be changed accordingly, and the actual alarm status will no longer be indicated.

A.

True

B.

False

Which one of the following is not necessary to establish a GE-level service path on the network management?

A.

Complete OSC path

B.

Complete ODU1 Path

C.

Complete OMS Path

D.

Complete OCH Path

In the Huawei PTN7900 LTE solution, which of the following protection methods are used in the L2VPN part?

A.

MC-PW APS

B.

VPN FRR

C.

IP/VPN FRR

D.

MC-LAG

One LSPTunnel can only carry one PW

A.

True

B.

False

Both the 1310nm and 1550nm transmission windows are low-loss windows. In the DWDM system, only the 1550nm transmission window is used. Which of the following options is the main reason?

A.

EDFA operating wavelength flat region includes this window

B.

Small nonlinear effects in the 1550nm wavelength region

C.

1550nm wavelength region is suitable for long distance transmission

D.

1550nm window loss is smaller than 1310nm window