(Multiple choice) When the OLT main control board CPU is detected to be continuously high, the following are possible causes:
Under IGMP snooping, there are two users on the OLT watching the same program, and the OLT sends two Join messages to the multicast router.
When the H.248 protocol is used to deploy the VoIP service, the registration information sent by the MG to the MGC contains the following information:
Services {Method=Restart Reason=[901]}
Which command can trigger the information?
(Multiple choice) Which of the following measures can be adopted by GPON for traffic control?
(Single-choice) HSI service uses VLAN tags to bind users precisely. If there are 5K FTTH users hanging under the OLT, which VLAN switching scheme is recommended?
(Multiple select) When there is a backbone fiber break or the OLT raises a LOS (Loss of Signal) alarm because it does not detect the expected optical signal, the possible cause is:
(Single choice) The following statement about the PITP protocol is incorrect
The DBA scheduling of the GPON system is only for the upstream traffic, and the downstream traffic cannot be scheduled.
(Single) When you configure HUAWEI Network Management U2000 for FTTH IPTV service access, which of the following templates needs to be configured?
