Huawei
H35-211_V2.5 · Question #190
In the FTTB/C scenario, the ONU is connected to the phone as an AG device. The possible reason for the failure of no sound when picking up the phone during SIP protocol is ().
The correct answer is B. The ONU (MG) interface status is abnormal. See the full explanation below for the reasoning.
FTTx Solutions and Deployment
Question
In the FTTB/C scenario, the ONU is connected to the phone as an AG device. The possible reason for the failure of no sound when picking up the phone during SIP protocol is ().
Options
- APacket loss occurs in the OLT upper layer network
- BThe ONU (MG) interface status is abnormal
- CVoice server failure
- DONU and IMS are unreachable.
How the community answered
(45 responses)- A4% (2)
- B76% (34)
- C7% (3)
- D13% (6)
Topics
#SIP#VoIP troubleshooting#FTTB#ONU interface
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