Huawei RNC Site Maintenance Guide...
Huawei RNC Site Maintenance Guide...
Huawei RNC Site Maintenance Guide...
A. USB Driver
B. Upgrade Tool
C. U2000
D. Web LMT
A. Tracert
B. Reset Router
C. Check Alarm
D. Ping
A. BTS
B. MS
C. MSC
D. BSC
About RNC resource sharing, what are the major changes of the BSC6910 Compared with BSC6900?
A. Feeder Loss
B. Number of cells
C. Cell transmit Power
D. TMA gains
A. Concrete Floor
B. ESD floor
C. Stub Fixed
D. Sand ground installation
E.
A. TDMA
B. FDMA
C. CDMA
D. TD-SCDMA
A. Reset Level3
B. Reset Level6
C. Reset Level4
D. Reset Level5
A. Data Authentication
B. Data Confidentiality
C. Data integrity
D. Anti-replay
Which Of the Following functions are implemented by RF modules in 3900series base stations?
A. Data Processing
B. Modulation and demodulation
C. Power amplification
D. VSWR detection
Which can improve uplink coverage if uplink coverage is limited in the network?
A. PBT
B. Install TMA
C. 4-antenna Receive diversity
D. Extended time slot
Which NEs report the required data to the trace server through SAU?
A. Node B
B. BSC
C. eNodeB
D. RNC
A. BTS
B. BSC
C. SGSN
D. MSC
A. Feature Design
B. Network Maintenance and IP Planning
C. Network security Design
D. Resource Allocation Design
Which of the following suggestion on co-transmission networking design are correct?
Region based PnP deployment is not supported in any of the following scenarios
The subrack on ATAE cluster platform of the M2000(U2000-MBB) supports which of the following input
modes?
A. AC
B. DC
C. Both
A. The BBU ESN can only be obtained from the BBU mounting ear.
B. For Multi-mode BBU, different mode has different ESNs
C. The ESN on the BBU mounting earis the same as that on the fan Label.
A. -36V
B. 110V
C. 220V
D. -48V
Who is the DHCP server in eGBTS PnP deployment?
A. BSC
B. U2000
C. LMT
D. Router
Which of the following aviation modes is not used by the script executer during the NodeB Migration?
A. Schedule activation
B. Best effort
C. Break on Failure
A. Internal Fixed IP
B. Internal virtual IP
C. External Fixed IP
D. External Virtual IP
In the BTS report AC main fault Alarm, then Battery Low Voltage alarm, which is big probability cause of
the BTS disconnected?
A. Transmission Fault
B. Configuration file damaged
C. Power outage
D. Hardware fault
A. 8Km
B. 15Km
C. 0.8Km
D. 30Km
In the ATAE cluster system, which of the following networks requires an IP address planned by the
customer and needs to connect to the customer netwrok?
A. Service Network
B. Storage network
C. Heart beat network
D. Maintenance network
Adjacent-channel interference request C/A=?
A. 6db
B. 9db
C. -6db
D. -9db
During network rollout, capacity expansion, upgrades, or commissioning, some NEs are affected for a
short period and report many alarms. However, most of the alarms are cleared automatically when
relevant operation are complete. Which of the following used manage such alarms?
A. 32
B. 8
C. 16
D. 24
A. Application Layer
B. Network Layer
C. Data-link Layer
D. Transport Layer
Swap for same place or different place, the right explanation as below is
A. Gs
B. Gb
C. Pb
D. A
A. For minimum bending radius of jumping cable, the requirement that smaller is better is wrong.
B. Jumping cables that used for different sectors is connected with main or standby channel
correctly, and lay out tidily.
C. 0-5 sector marking color order: Red, Orange, Yellow, Blue, Purple, Green
D. Jumping cable for main channel is marked by double cable ring, the one for standby is marked
single.
The board as below, which one is not necessary to BBU3900 of WCDMA mode.
A. UPEU
B. WBBP
C. GTMU
D. WMPT
A. IP55
B. IP56
C. IP20
D. IP22
Which of the following option need to be selected when you want to trace a UE with the internal print
function?
A. Auto Ping
B. AMR mode
C. Debug Mode
D. L2 data Report
4 pRRUs are involved in RF combination for 1 Lampsite UMPTS cell, the background noise
A. 6
B. 8
C. 2
D. 4
To enhance Iu-interface reliability, how many signaling-plane links must be configured over each Iu
interface at least?
A. 1
B. 3
C. 2
Which board is connected to the power cable that provide DC for BBU of WCDMA mode.
A. WBBP
B. WMPT
C. UPEU
D. UTRP
A. Any of slots
B. 20 and 21
C. 22 and 23
D. 16 and 17
Which of the following statement about the base station environment monitoring is correct?
A. One UEIU boards provides 2-Channels RS485 monitoring signals and 8-channel dry contact
environment monitoring signals.
B. The dry contact environment monitoring cables to the UPEU and UEIU boards are common
straight-through cables while the RS485 monitoring signal cables are signal cables with DB
connectors.
C. One UPEU board provides 2-channel RS485 monitoring signals and 8-channel dry contact
environment monitoring signals
D. The EMU and EMUA supports 32 Boolean inputs, 6 Boolean output, and 4 common analog
inputs
Which antenna is most applicable for highway sites.
A. 65`
B. 120`
C. 33`
D. 90`
Which of the following statements about the LINUX operating system is incorrect?
Inventory management is performed on the M2000(U2000-MBB) system. With this feature, the
M2000(U2000-MBB) the obtains required information about the physical and logical resources of
managed network Element (NEs) through various interfaces.
A. True
B. False
A. True
B. False
The power cable of BSC need to be replaced if the length is not enough. Don’t make connector in
middle of the cable
A. True
B. False
A. True
B. False
One ATAE OSMU can manage only one cabinet. If two or more cabinets are used, configure an OSMU for
each cabinet. The OSMU are independent from each other.
A. True
B. False
The Level -2 VSWR alarm will cause a serious consequences, therefore it is better to set the level-2
VSWR threshold lower than 2.0
A. True
B. False
SMT can be used for environment alarm test of BTS on field if the BTS isn’t integrated to BSC.
A. True
B. False
When installing the Omni antenna on a roof, the blind zones should not be avoided as much as possible.
A. True
B. False
A. True
B. False
When the front of the cabinet is parallel to the feeder cable inside the room or the back of cabinet faces
it, a sector is in line and the order of each line should be same. When the front of cabinet is vertical to
the feeder cable inside the room, a sector is in row and the order of each row should not be same.
A. True
B. False
The monitoring signal cable for the PMU can be used to reports ambient Temperature, ambient
humidity, Battery temperature, and customized Boolean values to the BBU
A. True
B. False
A. True
B. False
The jumper of antenna should be tied along the rail of the support to the steel frame of the power
A. True
B. False
The output power of an RRU3832 module is 2*60 W. This means that the RRU3832 has to power
amplifiers and the maximum output power of each power amplifier is 60W
A. True
B. False
Antenna is used to collect uplink signal from user and sent downlink signal which site output to user.
A. True
B. False
Voltage standing wave ratio, VSWR for short, used as standard for judge the installation quality of
antenna and feeder system.
A. True
B. False
Baseband equipment consists of one or multiple boards, which can be divided in two types:uplink
resource group and downlink resource group. Before configuring cell, you need to divide baseband
boards into the uplink resource group and downlink resource group based on the service plan.
A. True
B. False
High VSWR arises if the impedance of the antenna does not match that of the feeder. In the
telecommunications industry, VSWR must not exceed 1.5.
A. True
B. False
(True or False) (1 Point)
The df –k command is used to query the disk space of the M2000(U2000-MBB) server.
A. True
B. False
BTS 3900 based on modular design, basic modular has two types, BBU3900 and RFU.
A. True
B. False
AISG control cable is signal cable between RCU and SBT(or STMA). Common type is 0.5m, 2m, 15m
etc
A. True
B. False
An operating eNodeB enters the default license state if no valid license file is installed on the
eNodeB.
A. True
B. False
(True or False) (1 Point)
The network topology between the BBU3900 and the RRUs can be the star, chain, or ring
topology.
A. True
B. false
In the Linux operating system, the mount command means the procedure of associating the file
system and the device.
A. True
B. False
Compared with the separate-MPT, which of the following field is added to the northbound interface of
Co-MPT to identify network RAT information? <BR>
A. Cell ID
B. Object Type
C. Function name
D. Cell Name
Of the PKI and PSK identify verification methods supported by IPsec, PSK support site deployement
using PnP.
A. True
B. False