Question 1

By default, the network element automatically backs up the network element database to the FLASH library every 30 minutes.

Options :

A : TRUE

B : FALSE

Answer: A

Question 2

Which of the following descriptions about 64K SNCP protection is correct?

Options :

A : switching time <50ms

B : Support double-ended switching

C : Double send and selective receiving

D : Recovery mode supports recovery and non-recovery

Answer: A,B,C

Question 3

The lower the NF value of the amplifier's noise figure, the less noise the amplifier introduces.

Options :

A : TRUE

B : FALSE

Answer: A

Question 4

The following options do not belong to the PW APS switching conditions:

Options :

A : MPLS_PW_SF

B : Single board hard reset

C : The board software is faulty

D : Single board soft reset

Answer: D

Question 5

In the scenario of non-convergent OUT processing SDH standard signals, both A and B are WDM stations, and A station OTU The R_LOS alarm is detected on the client side of OUT, and after processing the alarm on the WDM side of OUT, in the downstream B The client side of the station detects and reports the REM_SF alarm, and station B transmits the signal to its downstream client equipment, and Report the R_LOS alarm to the client device.

Options :

A : TRUE

B : FALSE

Answer: B