QUESTION 41
Run the BLK CELL command to block the cell. If Block Priority Is set to High Priority Block, the cell is deactivated when there is no subscriber in the cell.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 42
Which of the following interfaces can be traced by the signaling tracing function of the eNodeB?

A. S1
B. S11
C. X2
D. Uu

Correct Answer: ACD
QUESTION 43
In the command TRACERT, what is the Maximal TTL by default?

A. 45
B. 16

C. 8
D. 30

Correct Answer: D
QUESTION 44
Which of the following boards can be blocked?

A. LBBP
B. RRU
C. RFU
D. LMPT

Correct Answer: AB
QUESTION 45
Which of the following command can be used to change the local maintenance IP address of the eNodeB?

A. ADD OMCH
B. SET LOCALIP
C. MOD OMCH
D. MOD LOCALIP

Correct Answer: B
QUESTION 46
Which of the following interface is used to connect the LMT client to the eNodeB to locally maintain the eNodeB? (UMPT is used.)

A. FE/GE1
B. ETH
C. FE/GEO
D. USB

Correct Answer: C
QUESTION 47
The DHCP packets exchanged between the U2000 and eNodeB cannot be viewed on the U2000.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 48
The CME provides the Consistency Check function, if the configured cell bandwidth is different from the planned cell bandwidth, the CME can also Check.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 49
What is the function of the ADD NTPC command?

A. Configuring Frequency Synchronization Data
B. Configuring Clock Synchronization Data
C. Configuring the Clock and Frequency Server
D. Configuring the Time Server

Correct Answer: D
QUESTION 50
Which of the following data need to be considered for the transmission bandwidth planning of an LTE site?

A. User plane data and control plane data of the S1 interface
B. User-plane data and control-plane signaling over the X2 interface
C. IP clock data
D. S11 interface user plane data and control plane data
E. OM data

Correct Answer: ABCE
QUESTION 51
How many remote maintenance channels can be added to a BTS?

A. 4
B. 1
C. 2
D. 3

Correct Answer: C
QUESTION 52
The RS reference signal power of NB-IoT is lower than that of LTE, and therefore cannot be configured based on LTE standards.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 53
Which of the following templates are provided by the CME to configure eNodeB??

A. Transmission Template
B. Cell Template
C. eNodeB Template
D. Radio Template

Correct Answer: ABCD
QUESTION 54
Which of the following parameters need to be negotiated with the MME/SGW in the summary data file?

A. “MME ID” in “MME Info”
B. “First Service IP” in “S-GW Info”
C. “Clk Source Type” in “System Clock”
D. “Port” in “MME info”

Correct Answer: ABD
QUESTION 55
Which of the following are the possible causes for the high downlink packet loss rate in NB-IoT?

A. DSCH Initial Repetition Times Is Too Large
B. Uplink interference
C. Weak coverage
D. The UE inactivity timer is set to a large value

Correct Answer: BCD
QUESTION 56
If the cell fault is caused by incorrect data configuration, the cell fails to be set up when the configuration is complete.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 57
What are the possible causes of the SCTP link fault alarm?

A. The network cable is incorrectly connected.
B. The configuration parameters of the local and peer devices are inconsistent.
C. The SCTP bearer link is faulty
D. The peer device is faulty

Correct Answer: ABCD
QUESTION 58
Ping is used to check whether the TCP/IP network connection is normal and whether the device host is reachable.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 59
Which of the following is not a common cause of an IP layer fault?

A. The route configuration is incorrect
B. Physical layer communication failure
C. The SCTP port number is incorrectly configured
D. The IP address is incorrectly configured

Correct Answer: C
QUESTION 60
Which of the following command is mandatory when Wireshark is used to capture packets on a base station?

A. STP PORTREDIRECT
B. STR PORTREDIRECT
C. STR WIRESHARK
D. SET UDPLOOP

Correct Answer: B