Multimedia Conferencing over ISDN and IP Networks Using ITU-T H-series Recommendations: Architecture, Control and Coordination
نویسنده
چکیده
This article discusses the architecture, control protocols, and coordination mechanisms used in today’s multimedia Ž . Ž . conferencing standards for ISDN Integrated Services Data Network and IP Internet Protocol networks. Specifically, the Ž . ITU-T’s International Telecommunication Union – Telecommunication Standardization Sector H.320 and H.323 multimedia conferencing standards are discussed and compared with respect to their architecture and position in the market. q 1999 Elsevier Science B.V. All rights reserved.
منابع مشابه
ITU-T Standardization Activities for Interactive Multimedia Communications on Packet-Based Networks: H.323 and Related Recommendations
Ž . The Telecommunication Sector of the International Telecommunication Union ITU-T has developed a series of recommendations together comprising the H.323 system that provides for multimedia communications in packet-based Ž . inter networks. This series of recommendations describe the types and functions of H.323 terminals and other H.323 devices as well as their interactions. The H.323 series...
متن کاملNumber : Telematics for Research 4007 Project Title : Multimedia Education and Conferencing Collaboration over ATM Networks and Others ( MECCANO )
The aim of the MECCANO project was to provide a robust networked multimedia education and conferencing environment, suitable for use over a wide range of network technologies. To cope with the heterogeneity this implies, the Internet Protocol (IP) was adopted as a unifying platform over a range of layer 2 technologies (Ethernet, ATM, direct broadcast satellite, ISDN). Where it is not possible t...
متن کاملNetwork Working Group Request for Comments: 3944 Category
The International Telecommunications Union Standardization Sector (ITU-T) has created the H.350 series of Recommendations that specify directory services architectures in support of multimedia conferencing protocols. The goal of the architecture is to ’directory enable’ multimedia conferencing so that these services can leverage existing identity management and enterprise directories. A particu...
متن کاملRecent Activities in the MERCI Conferencing Project
This paper outlines the advances made in the MERCI multimedia conferencing Project during its first year. It describes the improvements made in the basic media tools and highlights the advances made in session control and announcement. Attention has been paid to porting the tools to PCs and to interworking between the Mbone and ITU-T protocol suites. Mechanisms for incorporating security in all...
متن کاملComparison of Call Signalling Protocols for Ad-hoc Networks
The two major standards in the multimedia services over IP area are the protocol suites H.323 (ITU-T) and SIP (IETF).Both have emerged as competing protocol standards for the signaling and call control of IP telephony. SIP is designed with a broader scope, offering functions specifically designed to enable easy extensions; it should be the advantage for new potential services. H.323 is still th...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- Computer Networks
دوره 31 شماره
صفحات -
تاریخ انتشار 1999