ew of, 602-604 (HFCPN), 531 HSOPA (High-Speed OFDM Packet Access), 605 High-frequency RFID, 679 HSPA (High-Speed Packet Access) services, 605 High-Performance Radio Access (HiperAccess), HSSs (home subscriber servers), IMS, 423-424, High-Performance Radio LAN 2 (HiperLan2), HSUPA (High-Speed Uplink Packet Access), 629-630 604-605 Index Hub-and-spoke networks, Frame Relay, 222 IEEE (Institute of Electrical and Electronics Hubs, 187-189 Engineers) Human-machine interactions, xlv-lii 1394 (FireWire), 543, 669-670 affective computing, xlvi 802.11, 541-542, 642 augmented reality, xlviii-xlix 802.11a, 644-645 brain-computer interfaces, xlvi-xlvii 802.11b, 644 evil uses of technology, li-lii 802.11e, 645-646 intelligent robot squads, 1-lii 802.11g, 644-645 overview of, xlv-xlvi 802.11i, 646 software agents, xlvii-xlviii 802.11n, 646 teleimmersion, xlix-1 802.11v, 654-655 virtual reality, xlix 802.11x, 642-646 Hybrid automatic repeat request (HARQ), 603 802.15.1 (Bluetooth), 542, 625, 660-664 Hybrid circuits, ASTN, 478 802.15.2L WPAN Coexistence (Task Group 2), Hybrid Coordination Function (HCF), 650 Hybrid fiber coax (HFC) architecture. See HFC 802.15.3 (WPAN-HR and WPAN-AHR), 660, (hybrid fiber coax) architectures 664-665 Hybrid hubs, 188 802.15.3a. See UWB (Ultra-Wideband) Hz (Hertz), 551-553 802.15.4 (ZigBee), 661, 670-674 802.16 (WiMax). See WiMax (IEEE 802.16) 802.16e (Mobile WiMax), 623-624 I NNI (Internal Network-to-Network Interface), 802.1X authentication framework, 647 802.20 (Mobile-Fi), 627-628 IANA (Internet Assigned Numbers Authority) 802.3 Ethernet standards, 179-180 DNS administration, 283 hierarchy of wireless standards, 618 overview of, 248-250 IESG (Internet Engineering Steering Group), reclaiming 6bone prefixes, 279 IBSS (independent basic service set), 645 IETF (Internet Engineering Task Force), 249 iBurst, 630-631 IFF (Identification Friend or Foe), 674 ICANN (Internet Corporation for Assigned Names IGMP (Internet Group Management Protocol), and Numbers), 37, 249-250, 282-283 258, 344 ICMP (Interne