TCP (Transmission Control Protocol) Transport Layer Security (TLS), 241,242 transport networks, 223, 340-341 Tropicana, 83 Trump, Donald, 220 trunks, 104, 258-259 Twitch, 160 Twitter, 165 two-factor authentication, 242-243 Ubuntu, 46 UC (Unified Communications), 107 conferencing www.TechnicalPDF.com cloud solutions, 109-110 collaboration software, 108-109 desktop video conferencing, 107-109 immersive HD video conferencing, 110 e-mail and messaging, 107 UHD (Ultra High Definition) TV, 30 Unified Communications. See UC (Unified Communications) Uninterrupted Power Supply (UPS) systems, 82 Unity, 36 universal service, 139 Universal Service Fund (USF), 141 universities, Wi-Fi in, 373 unlicensed spectrum, 331-332 unshielded twisted pair (UTP) cabling, 19-20 upgrading set-top boxes, 211, 212 UPS (Uninterrupted Power Supply) systems, 82 U.S. Army Research Laboratory, 33 U.S. Cellular, 151, 327-328 USC Shoah Foundation, 33 USF (Universal Service Fund), 141 USTelecon, 312 utility pole attachments, 138-139 UTP (unshielded twisted pair) cabling, 19-20 VDI (Virtual Desktop Integration), 90-91 VDSL (Very-High-Bit-Rate DSL), 268 Verizon cable TV services, 129-130 co-location facilities, 223 expenses, 126 FTTH (fiber to the home), 208-209 history of, 128 www.TechnicalPDF.com ISP services, 276 large enterprise reliance on, 130 lobbying by, 148 mergers and acquisitions, 132, 134-135, 151 resellers, 155 rural availability of, 315 spectrum blocks, 327 user privacy issues, 307 Very-High-Bit-Rate DSL (VDSL), 268 Vessel, 135 Viacom, 285 Viber, 234 video compression algorithms, 30-31, 32-33 applications, 33-34 codecs, 34 standards, 64 conferencing cloud solutions, 108-109 collaboration software, 108-109 desktop video conferencing, 107-109 immersive HD video conferencing, 110 streaming, 31 - -32 video processing engines, 290 video streaming. See streaming media virtual contact centers, 112 virtual LANs (VLANs), 75, 103 virtual machines, 42-43, 44-45 Virtual Private Cloud, 44 Virtual Private Networks (VPNs), 53-54 virtual reality. See VR 