Free Huawei H12-311-ENU Exam Dumps Questions & Answers

The port number of the data packet on the AC side of the CAPWAP tunnel is 5246, and the port number of the control packet is 5247.

• A.False
• B.True

The modulation methods adopted by DSSS are BPSK and QPSK respectively.

• A.False
• B.True

The following service models can provide end-to-end QoS services, but the scalability is not good.

• A.FIFO model
• B.IntServ model
• C.DiffServ model
• D.Best Effort model

Wireless client passive scanning is obtained by receiving what frames to get around the wireless network information?

• A.Probe Request frame
• B.Beacon frame
• C.Association Request frame
• D.Authentication frame

AP transmit power 20dBm, antenna gain 4dBi, cable and device loss 1dB, terminal receive antenna gain 2dBi, spatial propagation loss 80dB, terminal receive level RSSI=.

• A.-54
• B.-55
• C.-56
• D.-57