Practice Free H35-211_V2.5-ENU Exam Online Questions
The effective downlink bandwidth of the GPON PON port is ().
- A . 1.25G
- B . 2.2G
- C . 2G
- D . 2.5G
PON devices in FITX networks can implement various 00s policies such as flow classification, labeling, traffic policing, and congestion management.
- A . True
- B . False
In a GPON Type C single-homed networking scenario, the two PON lines between an ONU and two PON ports on an OLT are in a load-sharing state and can forward packets simultaneously.
- A . True
- B . False
If the configuration issued by the OLT to the ONU exceeds the ONU’s capacity, the ONU ‘s configuration status will change to failed.
- A . True
- B . False
During OLT traffic scheduling, which of the following traffic types will be marked in yellow?
- A . Flow rates higher than CIR but lower than PIR
- B . Flow rate higher than PIR
- C . Traffic higher than CBS
- D . Flow rate below CIR
Which of the following descriptions about a PC roaming between different access points is incorrect?
- A . After receiving the request frame from the PC, the new AP sends a response message.
- B . After receiving the new AP response message, the PC sends an association request and then establishes a new connection.
- C . The PC sends 802.11 request frames to the new AP on various channels.
- D . Once the PC receives the new AP response message, it can establish a new connection.
Which of the following statements about defending against MAC spoofing is incorrect?
- A . MAC Anti – MAC Spoofing feature is mutually exclusive with WMAC, SC, and PPPOE SMAC features at the VLA level.
- B . After enabling the MAC Spoofing prevention function, the system will automatically implement dynamic binding between the AC address and the service flow.
- C . After enabling the Anti – MAC Spoofing function, static configuration is required for IPoE users with fixed IP addresses.
- D . Disabling the Anti – MAC Spoofing function only involves deleting certain table entries and does not affect user business applications, but the business forwarding plane will be interrupted.
The D class multicast address range is from 224.0.0.0 to 238.255.255.255.
- A . True
- B . False
In the NCE-FAN network management system, emergency alarms have the highest priority.
- A . TRUE
- B . FALSH
Which of the following descriptions about DBA technology is incorrect? (Multiple choice)
- A . The bandwidth type determines the size of the requested time slot.
- B . Shared bandwidth competes with each other and is allocated through a round-robin method.
- C . There is a bandwidth contention between type4 and type5.
- D . There is a bandwidth contention between type3 and type4.