on Protocol), Prediction), 577 257-258 RSA (Rivest, Shamir, and Adelman) algorithm, SDH/SONET (Synchronous Digital Hierarchy/ Synchronous Optical Network) RSVP (Resource Reservation Protocol), 301-303, backbone for WANs, 212 441-442 bandwidth in next-generation, 456 RSVP Proxy, 301-302 limitation of IP networks and, 239 RSVP-TE (RSVP-Traffic Engineering) protocol, muxes and cross-connects in, 128-129 447, 485-486 next-generation, 46 RTCP (Real-Time Transport Control Protocol) next-generation digital loop carriers supporting, defined, 327 PacketCable using, 518 optical core and, 474 related to RSVP, 441-442 optical infrastructures and, 453-455 RTCP XR (RTCP Reporting Extension), 327-328 overview of, 123-125 RTMP (Routing Table Maintenance Protocol), signal hierarchy in, 125-128 SDH (Synchronous Digital Hierarchy), 17 RTP (Real-Time Transport Protocol) SDLC (Synchronous Data Link Control), 222 defined, 327 SDN (Software-Defined Network), 346 PacketCable using, 518 SDP (Session Description Protocol), 335 related to RSVP, 441-442 SDR (software-defined radio), 691-692 SIP used with, 335 SDSL (Symmetrical or Single-Line) DSL, 50, RTSP (Real-Time Streaming Protocol) 501-502 IPTV using for stored video, 344 SDTV (standard-definition TV) related to RSVP, 441-442 ATSC standards for, 406 SIP used with, 335 defined, 391 RTT (round-trip time), 707 formats, 398 Index SECAM (Systeme Electronique Couleur Avec peering agreements, 294 Memoire), 390, 397 types of, 105-106 Second-generation wireless VoIP solutions, 324 2.5G, 592-597 Service-switching points (SSPs), 133 2G, 586-592 Serving GPRS support node (SGSN), 594, 699 Secure Hash Algorithm (SH-1), 378 Session Description Protocol (SDP), 335 Secure Real-Time Transport Protocol (SRTP), Session Initiation Protocol. See SIP (Session Initia- 327-328 tion Protocol) Security Session layer protocols, OSI, 167 affective computing for, xlvi Seven cells, 564 analog VS. digital networks, 21 SGSN (serving GPRS support node), 594, 699 broadband and national, 389 SHA-1 (Secure Hash Algorithm)