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السؤال #1
(Single) A total of 100 multicast users on OLT are watching 20 multicast programs, assuming that eachmulticast program occupies 2M bandwidth, then how much multicast traffic is currently on the OLTupstream port
A. 00M
B. 00M
C. 0M
D. 0M
عرض الإجابة
اجابة صحيحة: C
السؤال #2
Take the MA5600 as an example. If you need to analyze the faulty service and find faults through the performance statistics provided by the MA5600, which of the following commands should be used to query system performance statistics?
A. huawei(config-if-SCU-0/7)#display port state 0
B. huawei(config-if-SCU-0/7)#display port statistics 0
C. huawei(config-if-SCU-0/7)#display port traffic 0
D. huawei(config-if-SCU-0/7)#display port opticstate all
عرض الإجابة
اجابة صحيحة: B
السؤال #3
Which of the following statements about congestion avoidance is incorrect?
A. To prevent high-priority packets from being discarded, the early drop threshold of high-priority packets is set to a smaller value
B. Congestion avoidance is a traffic control mechanism that monitors the usage of network resources (such as queues or memory buffers) and discards packets when the system is congested to adjust the traffic and mitigate network overload
C. The RED technology can reduce the jitter during packet transmission
D. Tail drop causes global TCP synchronization and reduces bandwidth usage
عرض الإجابة
اجابة صحيحة: A
السؤال #4
Is the following description correct?The minimum activation rate (Minimum transmission rate) in the ADSL/ADSL2+ parameter indicates the minimum activation rate that must be reached in this direction after the line is activated. If the setting is too large, the modem may not be activated normally.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #5
When the invitation message sent by user A reaches user B after passing through server C, D, E, the message received by user B is VI
A. The server address of the field information record is in descending order
B. C->D->E
C. E->C->D
D. E->D->C
E. C-E->D
عرض الإجابة
اجابة صحيحة: C
السؤال #6
When the invitation message sent by user A reaches user B after passing through server C, D, E, the message received by user B is VI
A. The server address of the field information record is in descending order
B. C->D->E
C. E->C->D
D. E->D->C
E. C-E->D
عرض الإجابة
اجابة صحيحة: C
السؤال #7
Is the following description correct?The MA5600T/MA5680T supports Ethernet, E1, and POTS services on the PON side and does not support ATM services.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #8
(Multiple) The MA5600T/MA5680T supports multiple traffic classification technologies. What are the currently supported traffic classification technologies?
A. Based on the user side VLAN
B. Based on the user side service encapsulation type
C. Based on VLAN + user side packet priority
D. Based on VLAN + user side service encapsulation type
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #9
（ Single) What is the command to support local loopback on the MA5600 ADSL port?
A. Loopback
B. loop - detect
C. atm - ping
D. ring check
عرض الإجابة
اجابة صحيحة: A
السؤال #10
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #11
(Multiple) When the ADSL/ADSL2+ line is in good condition, what parameters can be tried to adjust to increase the transmission rate?
A. The port channel mode is changed to "fast"
B. The port channel mode is changed to "interlace" and the interleaving delay is increased
C. Reduce target noise margin
D. Improve target noise margin
عرض الإجابة
اجابة صحيحة: AC
السؤال #12
Regarding the MA5680T DHCP emulation test function, which of the following statements is incorrect?
A. The system can only support one-way simulation at the same time
B. Execute in TSET mode
C. Only supports Layer 2 DHCP mode emulation, does not support Layer 3 RELAY emulation
D. The VLAN of the service flow cannot be QinQ, Stacking, subvlan
عرض الإجابة
اجابة صحيحة: B
السؤال #13
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #14
When the invitation message sent by user A reaches user B after passing through server C, D, E, the message received by user B is VI
A. The server address of the field information record is in descending order
B. C->D->E
C. E->C->D
D. E->D->C
E. C-E->D
عرض الإجابة
اجابة صحيحة: C
السؤال #15
When the MA5680T traffic is scheduled, which of the following traffic will be marked as red?
A. Traffic below CIR
B. Traffic above CIR but below PIR
C. Traffic above PIR
D. Traffic above CBS
عرض الإجابة
اجابة صحيحة: C
السؤال #16
After the anti-ipattack function is enabled on the OLT, the device cannot be managed remotely via telnet.
A. ALSE
B. RUE
عرض الإجابة
اجابة صحيحة: A
السؤال #17
Take the MA5600 as an example. If you need to analyze the faulty service and find faults through the performance statistics provided by the MA5600, which of the following commands should be used to query system performance statistics?
A. huawei(config-if-SCU-0/7)#display port state 0
B. huawei(config-if-SCU-0/7)#display port statistics 0
C. huawei(config-if-SCU-0/7)#display port traffic 0
D. huawei(config-if-SCU-0/7)#display port opticstate all
عرض الإجابة
اجابة صحيحة: B
السؤال #18
Is the following description correct?In the Radius protocol, the C/S structure is implemented. If the CHAP authentication is used between the server and the client, a 16-byte random authentication certificate is randomly generated by the client.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #19
All H.248 commands must be sent back by the receiver. Which of the following is used to indicate a response message?
A. request
B. pending
C. ack
D. complete
عرض الإجابة
اجابة صحيحة: B
السؤال #20
Is the following description correct?In the Radius protocol, the C/S structure is implemented. If the CHAP authentication is used between the server and the client, a 16-byte random authentication certificate is randomly generated by the client.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #21
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #22
Max-Forwards fields can be used in S1P messages to solve loop problems and avoid endless packet forwarding.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: B
السؤال #23
The maximum spectroscopic ratio supported by 10G GPON is ?
A. 1:64
B. 1:256
C. 1
D. 1
عرض الإجابة
اجابة صحيحة: C
السؤال #24
The maximum spectroscopic ratio supported by 10G GPON is (Radio) ?
A. 1:64
B. 1:256
C. 1128
D. 132
عرض الإجابة
اجابة صحيحة: C
السؤال #25
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #26
1 100/8, voice gatewayUnder the H.248 protocol, if the signaling IP and media IP are both 10. 1 1 1.When configuring voIP service, the following command is incorrect is 10. 1 1 10010 1 1 1 Configure the
A. Using the command ip address media10 in voip mode
B. Use the reset coldstart command under Voice Interface to make the interface property configuration take effect
C. Use the if-h248 attributei command to configure interface properties under the voice interface 1 10010 1 1 1 Configure
D. Using the command ip address signaling10 in voip mode
عرض الإجابة
اجابة صحيحة: D
السؤال #27
Take the MA5600 as an example. If you need to analyze the faulty service and find faults through the performance statistics provided by the MA5600, which of the following commands should be used to query system performance statistics?
A. huawei(config-if-SCU-0/7)#display port state 0
B. huawei(config-if-SCU-0/7)#display port statistics 0
C. huawei(config-if-SCU-0/7)#display port traffic 0
D. huawei(config-if-SCU-0/7)#display port opticstate all
عرض الإجابة
اجابة صحيحة: B
السؤال #28
Is the following description correct?In the Radius protocol, the C/S structure is implemented. If the CHAP authentication is used between the server and the client, a 16-byte random authentication certificate is randomly generated by the client.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #29
(single) When the MA5680T traffic is scheduled, which of the following traffic will be marked as red?
A. Traffic below CIR
B. Traffic above CIR but below PIR
C. Traffic above PIR
D. Traffic above CBS
عرض الإجابة
اجابة صحيحة: C
السؤال #30
Take the MA5600 as an example. If you need to analyze the faulty service and find faults through the performance statistics provided by the MA5600, which of the following commands should be used to query system performance statistics?
A. huawei(config-if-SCU-0/7)#display port state 0
B. huawei(config-if-SCU-0/7)#display port statistics 0
C. huawei(config-if-SCU-0/7)#display port traffic 0
D. huawei(config-if-SCU-0/7)#display port opticstate all
عرض الإجابة
اجابة صحيحة: B
السؤال #31
If a rogue ONU exists on a PON port of the OLT and has gone online, another ONT or all ONTs connected to the same PON port may go offline or go online and offline frequently.
A. ALSE
B. RUE
عرض الإجابة
اجابة صحيحة: B
السؤال #32
The protection scope of GPON Type B dual-homing protection covers ( ).
A. ctive and standby backbone optical fibers
B. ctive and standby OLTs
C. ctive and standby branch optical fibers
D. ctive and standby PON ports of the OLT
عرض الإجابة
اجابة صحيحة: D
السؤال #33
Is the following description correct?The level of the MA5600T alarm can be divided into five levels: critical, major, minor, warning, and cleared.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #34
(Multiple) If the MA5680T fails to boot properly (non-hardware problems, the system keeps restarting), usually we can use the BIOS upgrade method to end.What kind of uploading method does the MA5680T load package file have when using the BIOS upgrade?
A. ftp
B. tftp
C. Xmodem
D. wftp
عرض الإجابة
اجابة صحيحة: ABC
السؤال #35
Is the description under correct?The GPON system inherits the TDM signal. The essence of the TDM signal is to encapsulate the TDM into a GEM frame on the ONU. The GEM frame is decapsulated into a TDM signal on the OLT, and then transmitted to the device capable of transmitting the TDM signal.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #36
In SIP, a private user identity can correspond to multiple public user IDs. A public user ID can also correspond to multiple private user IDs.
A. rue
B. alse
عرض الإجابة
اجابة صحيحة: A
السؤال #37
(Radio) When the 0LT global or VLAN service template enables the PITP switch, the service port allows the upstream packet to be carried, the Vendor tag switch, and the user to carry the vendor upstream packet In the case of tarf information, the following statement regarding olts to PITP message processing strategies is correct
A. OLT adds a local Vendor tap to the upstream PITP packet
B. OLT forwards the USER-side PITP message directly without any processing
C. OlT is left with the Vendor tag carried in the upstream PITP message, plus the local Vendor tag
D. OLT drops upstream PITP packets
عرض الإجابة
اجابة صحيحة: C
السؤال #38
The maximum spectroscopic ratio supported by 10G GPON is (Radio) ?
A. 1:64
B. 1:256
C. 1:128
D. 1:32
عرض الإجابة
اجابة صحيحة: C
السؤال #39
Calling emulation: It means that the user (input test parameters, such as the called number, etc.) initiates the outgoing call emulation test on the specified port. The test module replaces the calling user to pick up the phone and dials, dials the specified called number, and the called party rings. After the called user picks up the phone, he hears a tone, dials the specified number according to the tone, and tests whether the port detection number is correct.
A. rue
B. alse
عرض الإجابة
اجابة صحيحة: A
السؤال #40
Is the following description correct?In general, the higher the bit rate of the encoding, the higher the complexity of the algorithm, the longer the processing delay of the encoding, and the lower the speech quality.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #41
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #42
Is the following description correct?In the Radius protocol, the C/S structure is implemented. If the CHAP authentication is used between the server and the client, a 16-byte random authentication certificate is randomly generated by the client.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #43
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #44
Which type of traffic is marked yellow when traffic is scheduled on the MA5680T?
A. raffic above CBS
B. raffic above CIR but below PIR
C. raffic below CIR
D. raffic above PIR
عرض الإجابة
اجابة صحيحة: B
السؤال #45
Max-Forwards fields can be used in S1P messages to solve loop problems and avoid endless packet forwarding.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: B
السؤال #46
When FTTX service networking and data planning, user security needs to be considered. Which of the following measures can prevent user attacks?
A. dentifying Users using Port Physical Information
B. efense IP spoofing
C. ser Layer 2 isolation and controlled visits
D. sing anti-mac to solve
عرض الإجابة
اجابة صحيحة: C
السؤال #47
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #48
The MA5600T/MA5680T supports traffic shaping for specific service-ports.
A. rue
B. alse
عرض الإجابة
اجابة صحيحة: B
السؤال #49
The establishment, maintenance and dismantling of the word path between the SIP user and the server are done through the interaction of the --series of messages, so that every information contained in the SIP text has a --nature, There is no phenomenon in which a single information value appears multiple times.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: A
السؤال #50
Max-Forwards fields can be used in S1P messages to solve loop problems and avoid endless packet forwarding.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: B
السؤال #51
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #52
The complete SIP message interaction process will contain multiple request and response messages, and the sIP message header field can be used to describe what the specific solution corresponding to the current response message is?
A. Csea
B. CaLL-ID
C. First line
D. Message body
عرض الإجابة
اجابة صحيحة: A
السؤال #53
Is the following description correct?The ADSL PPPoE/PPPoA user of the MA5600 implements authentication online on the upper BRAS.After the opening, there is often a business interruption, but after the interruption, it can be redialed to achieve Internet access. This problem may be caused by incorrect interleaving delay configuration of port parameters.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #54
When the invitation message sent by user A reaches user B after passing through server C, D, E, the message received by user B is VI
A. The server address of the field information record is in descending order
B. C->D->E
C. E->C->D
D. E->D->C
E. C-E->D
عرض الإجابة
اجابة صحيحة: C
السؤال #55
What is the command to support local loopback on the MA5600 ADSL port?
A. Loopback
B. loop-detect
C. atm-ping
D. ring check
عرض الإجابة
اجابة صحيحة: A
السؤال #56
1 100/8, voice gatewayUnder the H.248 protocol, if the signaling IP and media IP are both 10. 1 1 1.When configuring voIP service, the following command is incorrect is 10. 1 1 10010 1 1 1 Configure the
A. Using the command ip address media10 in voip mode
B. Use the reset coldstart command under Voice Interface to make the interface property configuration take effect
C. Use the if-h248 attributei command to configure interface properties under the voice interface 1 10010 1 1 1 Configure
D. Using the command ip address signaling10 in voip mode
عرض الإجابة
اجابة صحيحة: D
السؤال #57
In the evolution of EPON to 10 G EPON, a smooth transition is achieved at the local level by adding WDM WDM modules, and ODNs coexist
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #58
By default, which type of queue scheduling mode is on the MA5600T/MA5680T?
A. WRR
B. PQ
C. WFQ
D. CQ
عرض الإجابة
اجابة صحيحة: B
السؤال #59
The establishment, maintenance and dismantling of the word path between the SIP user and the server are done through the interaction of the --series of messages, so that every information contained in the SIP text has a --nature, There is no phenomenon in which a single information value appears multiple times.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: A
السؤال #60
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #61
Regarding the OLT+MDU networking and OLT+ONT networking, what are the correct statements about multicast configuration?
A. The configuration of both on the OLT is the same
B. When the unicast VLAN and the multicast VLAN are different, the configurations on the OLT are the same
C. When the unicast VLAN and the multicast VLAN are different, the OLT+MDU network adds another gemport-maping and service-port to the multicast VLAN on the MDU
D. None of the above
عرض الإجابة
اجابة صحيحة: C
السؤال #62
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #63
MA5600T/MA5680T When performing FTTH service and data planning, which of the following parameters cannot be duplicated under the same PON port?
A. TCONT-ID
B. CVLAN ID
C. SVLAN ID
D. ONT ID
عرض الإجابة
اجابة صحيحة: D
السؤال #64
Is the following description correct?In the Radius protocol, the C/S structure is implemented. If the CHAP authentication is used between the server and the client, a 16-byte random authentication certificate is randomly generated by the client.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #65
Max-Forwards fields can be used in S1P messages to solve loop problems and avoid endless packet forwarding.
A. wrong
B. Right
عرض الإجابة
اجابة صحيحة: B
السؤال #66
(Multiple) MA5600T acceptance test manual What are the categories of acceptance test items?
A. Foundation package
B. Advanced package
C. Extension Pack A
D. Expansion Pack B
عرض الإجابة
اجابة صحيحة: ACD
السؤال #67
Regarding multicast, the following description is incorrect
A. Add Lgmp user under BTV, and by default, multicast users can watch 8 programs
B. The user-issued Report is captured in the single board logic and sent to the single board CPU
C. Device-based global configurations of Layer 2 groups refer to common parameters of protocols ( IGMP Proxy, GMP Snoop) to all
D. When the igmp match mode disables, you need to configure the multicast program group
عرض الإجابة
اجابة صحيحة: D
السؤال #68
Is the following description correct?In general, the higher the bit rate of the encoding, the higher the complexity of the algorithm, the longer the processing delay of the encoding, and the lower the speech quality.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #69
Which of the following statements about congestion avoidance is incorrect?
A. To prevent high-priority packets from being discarded, the early drop threshold of high-priority packets is set to a smaller value
B. Congestion avoidance is a traffic control mechanism that monitors the usage of network resources (such as queues or memory buffers) and discards packets when the system is congested to adjust the traffic and mitigate network overload
C. The RED technology can reduce the jitter during packet transmission
D. Tail drop causes global TCP synchronization and reduces bandwidth usage
عرض الإجابة
اجابة صحيحة: A
السؤال #70
When locating an XDSL fault, which of the following is not the reason why the user of the entire frame cannot access the Internet?
A. The main control board of the device is faulty
B. Cyber attack
C. Power supply problem
D. Some XDSL boards are faulty
عرض الإجابة
اجابة صحيحة: D
السؤال #71
Generally, if the standard VLAN is used to configure the voice service, the problem that the voice users cannot communicate with each other because of the smart VLAN can be avoided.
A. RUE
B. ALSE
عرض الإجابة
اجابة صحيحة: A
السؤال #72
Regarding multicast, the following description is incorrect
A. Add Lgmp user under BTV, and by default, multicast users can watch 8 programs
B. The user-issued Report is captured in the single board logic and sent to the single board CPU
C. Device-based global configurations of Layer 2 groups refer to common parameters of protocols ( IGMP Proxy, GMP Snoop) to all
D. When the igmp match mode disables, you need to configure the multicast program group
عرض الإجابة
اجابة صحيحة: D

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