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Under IGMP snooping, two users under the OLT order the same program, and olt sends two join messages to the multicast router.
Under IGMP snooping, two users under the OLT order the same program, and olt sends two join messages to the multicast router.A . TureB . FalseView AnswerAnswer: B
Under the H.248 protocol, if the signaling IP and media IP are both 10.1.1.100/8, and the voice gateway is 10.1.1.1, when configuring the voIP service, which of the following command is wrong?
Under the H.248 protocol, if the signaling IP and media IP are both 10.1.1.100/8, and the voice gateway is 10.1.1.1, when configuring the voIP service, which of the following command is wrong?A . Use the command ip address media 10.1.1.100 10.1.1.1 to configure the media IP in voip modeB ....
Use OTDR to locate the position of abnormal attenuation in the optical path. After the OTDR connection is to be detected the line, which of the following parameters can be set? (Multiple Choice)
Use OTDR to locate the position of abnormal attenuation in the optical path. After the OTDR connection is to be detected the line, which of the following parameters can be set? (Multiple Choice)A . Set the measurement rangeB . Set the wavelengthC . Set the modeD . Set the pulse...
During the evolution of EPON to 10G EPON, WDM wavelength division modules are added at the central office to achieve a smooth transition, and ODN coexists.
During the evolution of EPON to 10G EPON, WDM wavelength division modules are added at the central office to achieve a smooth transition, and ODN coexists.A . TureB . FalseView AnswerAnswer: B
In the FTTB/C scenario, the ONU is connected to the phone as an AG device, and no sound failure when the SIP protocol is picked up. The possible cause is:
In the FTTB/C scenario, the ONU is connected to the phone as an AG device, and no sound failure when the SIP protocol is picked up. The possible cause is:A . olt upper network has packet lossB . The status of the MG interface on the ONU side is abnormalC...
The correct multicast MAC address corresponding to the multicast IP address 227.120.1.32 is:
The correct multicast MAC address corresponding to the multicast IP address 227.120.1.32 is:A . 01-00-5e-78-01-32B . 01-00-5e-14-01-20C . 01-00-5e-78-01-20D . 01-00-5e-14-01-32View AnswerAnswer: C
Regarding multicast, which of the following descriptions is incorrect?
Regarding multicast, which of the following descriptions is incorrect?A . Add Lgmp user under BTB . By default, a multicast user can watch 8 programs.C . The report sent by the user is captured on the board logic and sent to the board CPU CD . Based on the device's...
When deploying GP ON Type C single-homing protection, which of the following description is correct?
When deploying GP ON Type C single-homing protection, which of the following description is correct?A . A branch fiber break occurs, and the status of the work port of the OLT becomes standbyB . The two ports protected on the OLT side cannot send and receive data at the same...
The device will periodically send and receive LMCP packets to avoid information loss. If no packets are received within () LACP packet interaction cycles, the system considers the port to be faulty.
The device will periodically send and receive LMCP packets to avoid information loss. If no packets are received within () LACP packet interaction cycles, the system considers the port to be faulty.A . 3B . 5C . 4D . 2View AnswerAnswer: A
Which of the following options can improve the service experience of multicast users when switching channels (shorter switching time)?
Which of the following options can improve the service experience of multicast users when switching channels (shorter switching time)?A . When adding a multicast program, prohibit the prejoin functionB . Enable fast leave function when adding multicast usersC . When adding a multicast user, enable the preview functionD . Use...
