Definition

The Internet is one of the greatest revolutionary innovations of the twentieth century.It made the 'global village utopia ' a reality in a rather short span of time. It is changing the way we interact with each other, the way we do business, the way we educate ourselves and even the way we entertain ourselves. Perhaps even the architects of Internet would not have foreseen the tremendous growth rate of the network being witnessed today.With the advent of the Web and multimedia services, the technology underlying t he Internet has ....etc

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Definition
Over the last decade, the growth of satellite service, the rise of digital cable, and the birth of HDTV have all left their mark on the television landscape. Now, a new delivery method threatens to shake things up even more powerfully. Internet Protocol Television (IPTV) has arrived, and backed by the deep pockets of the telecommunications industry, it's poised to offer more interactivity and bring a hefty dose of competition to the business of selling TV.

IPTV describes a system capable of receiving and displaying a video stream ....etc

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Definition

The advent of Voice over IP (VoIP) has given a new dimension to Internet and opened a host of new possibilities and opportunities for both corporate and public network planners. More and more companies are seeing the value of
transporting voice over IP networks to reduce telephone and facsimile costs.

Adding voice to packet networks requires an understanding of how to deal with system level challenges such as interoperability, packet loss, delay,density, scalability, and reliability. This is because of the real time constraint ....etc

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leach is not distributed seletion head cluster.Leach is absolete. ....etc

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Zero turning four steering mechanism ppt ....etc

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Definition
The Wireless Application Protocol Forum is an industry group dedicated to the goal of enabling sophisticated telephony and information services on handheld wireless devices. These devices include mobile telephones, pagers, personal digital assistants (PDAs) and other wireless terminals. Recognizing the value and utility of the World Wide Web architecture, the WAP forum has chosen to align its technology closely with the Internet and the Web. The WAP specification extends and leverages existing technologies, such as IP, HTTP, XML, S ....etc

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Implementation of RADIUS Support in PickPacket


The extensive use of computers and networks for exchange of information has also had ramifications on the growth and spread of crime through their use. Law enforcement agencies need to keep up with the emerging trends in these areas for crime detection and prevention. Among the several needs of such agencies are the need to monitor, detect and analyze undesirable network traffic. However, the monitoring, detecting, and analysis of this traffic may be against the goal of maintaining priv ....etc

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Radius is an acronym that stands for Remote Authentication Dial In User Service is a protocol used for applications such as IP mobility and network access “both for local access and roaming access. It is a protocol for Authorization, Authentication and Accounting. RADIUS was originally developed by Livingston Enterprises. But now there exist many commercial and open source RADIUS servers. RADIUS server is responsible for the verification of the login information (Username & Password) that is passed over the RADIUS protocol. It uses any of ....etc

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VoIP, or Voice over Internet Protocol refers to sending voice and fax phone calls over data networks, particularly the Internet. This technology offers cost savings by making more efficient use of the existing network.
Traditionally, voice and data were carried over separate networks optimized to suit the differing characteristics of voice and data traffic. With advances in technology, it is now possible to carry voice and data over the same networks whilst still catering for the different characteristics required by voice and data.
Voice-ov ....etc

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Session Initiation Protocol (SIP) is a protocol developed by IETF MMUSIC Working Group and proposed standard for initiating, modifying, and terminating an interactive user session that involves multimedia elements such as video, voice, instant messaging, online games, and virtual reality.
SIP clients traditionally use TCP and UDP port 5060 to connect to SIP servers and other SIP endpoints. SIP is primarily used in setting up and tearing down voice or video calls. However, it can be used in any application where session initiation is a requirem ....etc

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