media gateway / web addresses / media streams / call control server / location information server / server software / phone services / Internet Telephony / telephony / Media gateways / automatic message accounting / computer chips / legacy services / media session / local exchange carrier / gateway device / telephone line demark / Digital signal processors / software bridge / packet signaling protocol / telephone central office / desktop applications / Internet Technology / telephone carriers / large devices / local law / communications systems / conference systems / Travel savings / stereo sound imaging / software change / /
MusicGroup
DNI / /
Organization
Public Service / Federal Communications Commission / H.323 Multipoint Control Unit / /
Person
William A. Flanagan / / /
Position
speaker / or designated source. / speaker / assistant emergency coordinator for the zone / author / contractor / media gateway controller / /
Technology
IP telephony / SMS / T-1 / peer-to-peer / Q.931 packet signaling protocol / GPS / VoIP system / D-Channel / local exchange carrier / ISDN / cellular telephone / PSTN / computer chips / packet switching / Direct Inward Dialing / same technology / Local Number Portability / ASCII / video conferencing / H.323 / VOIP / Digital signal processors / PBX / /
6 VoIP AND UNIFIED COMMUNICATIONS DEFINE THE FUTURE Knowing some history of telephony and understanding the new technologies