Wireless Networking Standards

Question 1

802.11

Answer 1

Band: 2.4GHz
Max Bandwidth: 1-2 Mbps
Transmission Method: DSSS, FHSS
Range: 20m indoor, 100m outdoor

Question 2

802.11a

Answer 2

Band: 5GHz
Max Bandwidth: 54 Mbps
Transmission Method: OFDM
Range: 35m indoor, 120m outdoor

Question 3

802.11b

Answer 3

Band: 2.4 GHz
Max Bandwidth: 11 Mbps
Transmission Method: DSSS
Range: 35m indoors, 140m outdoors

Question 4

802.11g

Answer 4

Band: 2.4 GHz
Max Bandwidth: 54Mbps
Transmission Method: OFDM, DSSS
Range: 38m indoor, 140m outdoor

Question 5

802.11n

Answer 5

Band: 2.4 GHz, 5 GHz
Max Bandwidth: >300 Mbps (w channel bonding)
Transmission Method: OFDM
Range: 70m indoor, 250m outdoor

Question 6

802.11ac

Answer 6

Band: 5 GHz
Max Bandwidth: > 3 Gbps (with MU-MIMO and several antennas)
Transmission Method: OFDM
Range: 70m indoor, 250m outdoor