Index Symbols 1G commercial VoIP 19 1xEV-DO 103 3G cellular systems 28 3G operators 102 3GPP 98 3G wireless network 14 6over4 32 6over4 address 32 6to4 32 6to4 address 32 6to4 machine 32 6to4 router 32 authentication, authorization, and accounting (AAA) 319 authorization, authentication, and accounting (AAA) 101 autoconfiguration 3­5, 12­13, 32­33, 36 automatic call distribution (ACD) 1 automatic IPv6 tunnel 33 automatic tunnel 33 autonomous system (AS) 33 B back-to-back user agent 115 basic header 14 basic network address translation (basic NAT) 2 bibliography 41 IPv6 RFC bibliography 41 NAT RFC bibliography 44 SIP RFC bibliography 45 bit rate 71 bootstrap protocol (BOOTP) 335 bridging delay 72 A adaptive differential pulse code modulation (ADPCM) 22, 55­56 adaptive postfilter 75 adaptive quantization 61 adaptive subband coding 55 address 32 address-of-record 115 C cable TV environments 54