Practice Free H35-211_V2.5-ENU Exam Online Questions
When the invitation message sent by user A reaches user B after passing through servers C, D, and E, in which order, from top to bottom, are the server addresses recorded in the Via field of the message received by user B?
- A . ECD
- B . CDE
- C . EDC
- D . CED
The number of users under the OLT can also determine whether VLA uses a single or double VLAN. Single VLAN is suitable when the number of users is small, but double VLAN must be used when the number of services and users required to be differentiated exceeds ().
- A . 2K
- B . 4K
- C . SK
- D . 1K
Network management U2000 adds line template MPORT mapping, mapping mode includes (). (Multiple choice)
- A . MAC
- B . PORT
- C . VLAN
- D . 802.IP
Compared with GPON, which of the following options is only supported by XGS-PON? (Multiple choice)
- A . Support uplink line encryption
- B . Support split ratio 1:128
- C . Logical distance up to 60km
- D . Support ONU and OLT bidirectional authentication
Which of the following alarms may be caused by poor quality of the PON network fiber line? (Multiple choice)
- A . GEM channel loss (DGi)
- B . The branch fiber is broken or the OLT cannot detect the expected optical signal (LOSi/LOFi)
- C . ONT signal degradation (SDi)
- D . ONT frame loss (LOFi)
The default relationship between the priorities carried in OLT upstream outbound packets and the priority queues on the outbound port is one-to-one, meaning priorities 0-7 correspond to queues 0-7. To modify this, you can change the priority policy in the traffic profile.
- A . True
- B . False
NCE can configure alarm reporting filters for access devices, allowing access devices to selectively report alarm information.
- A . True
- B . False
ERPS is a standard protocol released by ITU-T to implement Ethernet ring network protection functions.
- A . TRUE
- B . FALSE
Drag and drop question: According to the multicast configuration process, please configure the following parameters and drag and drop them to the corresponding configuration order.
Which of the following measures can be adopted for flow control in GGPON? (Multiple choice)
- A . Gem-car
- B . gem mapping
- C . flow-car
- D . tcont － car