Interference Listen Listen before talk Listen before talk Listen Listen management before talk and frequency and frequency before talk before talk channel selection channel selection Power management Yes Connection topology Point-to-point, multi-hop, star Medium access CSMA/CA methods Multiple access CSMA CSMA/TDMA CSMA/TDMA CSMA CSMA methods Discovery and Passive and active scanning association method QoS methods Radio queue priority, pass-thru data tagging, and traffic priority Location awareness Yes Ranging Yes Encryption AES-128, AES-256 Authentication/replay Yes protection TABLE A1.1 (end) 802.11ah Item 802.11 802.11n 802.11ac 1 Model 2 Key exchange Yes Rogue node detection Yes Unique device 48 bit unique identifier identification TABLE A1.2 Technical and operating features of IEEE Std 802.15.4 Item Value Supported frequency bands, licensed or Unlicensed: 169, 450-510, 779-787, 863-870, 902-928, unlicensed (MHz) 950-958, 2 4002 483.5 Licensed: 220, 400-1000, 1427 Nominal operating range OFDM 2 km – MR-FSK 5 km – DSSS 0.1 km – Mobility capabilities (nomadic/mobile) Nomadic and mobile Peak data rate (uplink/downlink if different) OFDM 860 kb/s – MR-FSK 400 kb/s – DSSS 250 kb/s – Duplex method (FDD, TDD, etc.) TDD
Interference management Listen before talk Listen before talk and frequency channel selection Listen before talk and frequency channel selection Listen before talk Listen before talk Power management Yes Connection topology Point-to-point, multi-hop, star Medium access methods CSMA/CA Multiple access methods CSMA CSMA/TDMA CSMA/TDMA CSMA CSMA Discovery and association method Passive and active scanning QoS methods Radio queue priority, pass-thru data tagging, and traffic priority Location awareness Yes Ranging Yes Encryption AES-128, AES-256 Authentication/replay protection Yes TABLE A1.1 (end) Item 802.11 802.11ah 802.11n 802.11ac 1 Model 2 Key exchange Yes Rogue node detection Yes Unique device identification 48 bit unique identifier TABLE A1.2 Technical and operating features of IEEE Std 802.15.4 Item Value Supported frequency bands, licensed or unlicensed (MHz) Unlicensed: 169, 450-510, 779-787, 863-870, 902-928, 950-958, 2 4002 483.5 Licensed: 220, 400-1000, 1427 Nominal operating range OFDM – 2 km MR-FSK – 5 km DSSS – 0.1 km Mobility capabilities (nomadic/mobile) Nomadic and mobile Peak data rate (uplink/downlink if different) OFDM – 860 kb/s MR-FSK – 400 kb/s DSSS – 250 kb/s Duplex method (FDD, TDD, etc.) TDD