References REFERENCES [I] ITU-T Recommendation H.225.0 (1999), Call signalling protocols and media stream packetization for packet based multimedia communication systems. [2] ITU-T Recommendation H.245 (2000), Control protocol for multimedia communication. [3] ITU-T Recommendation H.322 (1996), Visual telephone systems and Terminal equipment for local area networks which provide a guaranteed quality of service. [4] CCITT Recommendation G.711 (1988), Pulse Code Modulation (PCM) of voice frequencies. [5] CCITT Recommendation G.722 (1988), 7 kHz audio-coding within 64 kbit/s. [6] ITU-T Recommendation G.723.1 (1996), Speech coders: Dual rate speech coder for multimedia communications transmitting at 5.3 and 6.3 kbit/s. [7] CCITT Recommendation G.728 (1992), Coding of speech at 16 kbit/s using low-delay code excited linear prediction. [8] Draft H.323V4 (Including editorial Corrections-February 2001)-Paul Jones [9] ITU-T Recommendation G.729 (1996), Coding of speech at 8 kbit/s using Conjugate Structure Algebraic-Code-Excited Linear-Prediction (CS- ACELP). [10] ITU-T Recommendation H.261 (1993,), Video codec for audiovisual services at p x 64 kbit/s. [ I I ] ITU-T Recommendation H.263 (1996), Video coding for low bit rate communication. [12] ITU-T Recommendation T.120 (1996), Data protocols for multimedia conferencing. [13] ITU-T Recommendation H.320 (1997), Narrow-band visual telephone systems and Terminal equipment. [ 14] "A primer on the H.323 standards" http:/Avww.packetizer.com/iptel/h323/papers/primer/ - [Accessed 25 June 2001] [ 15] "Open H.323 Project - Code download " www.openh323.org/code.html - [Accessed 20th April 2000] [16] "Add profit with VoIP" http://www.quicknet.com/products.html/ -[Accessed 2 n d February 2000] [ 17] "Voicetronix -powering open Telephony" http://www.voicetronix.com /products.htm - [Accessed 26 t h August 2002] 77 References [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] "Cisco IOS Quality of Servise (QoS)" http://www.cisco.com/warp/public/732/Tech/qos -[Accessed 3rd January 2002] "Products and Services" http://w\vw.tekdigitel.com/website/htmlpages/products/ - [Accessed 5th January 2000] ITU-T Recommendation H.450.2 (1998), Call transfer supplementary service for H.323. ITU-T Recommendation H.450.4 (1999), Call Hold Supplementary Service for H.323. ITU-T Recommendation H.450.3 (1998), Call diversion supplementary service for H.323. ITU-T Recommendation H.450.5 (1999), Call Park and Call Pickup Supplementary Services for H.323. ITU-T Recommendation H.450.6 (1999), Call Waiting Supplementary Service for H.323. ITU-T Recommendation H.450.7 (1999), Message Waiting Indication Supplementary Service for H.323. ITU-T Recommendation H.450.8 (2000), Name Identification Supplementary Service For H.323. "H.323 Protocol Suite" http://www.protocols.com/pbook/h323.htm - [Accessed 4th January 2000] 78