Reference Architecture for Satellite-ATM Networks 5 2.2 Service Categories in ATM Networks 7 3 Satellite Channel Error Characteristics 98 3.1 Impact of bursty errors on the ATM layer 10 3.2 Impact of bursty errors on AAL protocols 12 3.3 Impact of Bursty Errors on Physical Layer Protocols 13 3.4 Solutions for Improving Error Characteristics 17 3.5 Performance Studies of Reed-Solomon codes 18 3.6 COMSAT ’s ATM Link Enhancement (ALE) technique 19 4 Satellite Delay Characteristics 21 4.1 Delay Requirements
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Voice Over Internet Protocol (VoIP) and Security Submitted By Sanjay Yadav Amity School Of Engineering And Technology Amity University Rajasthan Table of Contents Abstract.........................................................................................................................3 Background ..................................................................................................................3 Quality of Service ............................
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Downlink Packet Scheduling in LTE Cellular Networks: Key Design Issues and a Survey F. Capozzi‚ Student Member‚ IEEE‚ G. Piro‚ Student Member‚ IEEE‚ L.A. Grieco‚ Member‚ IEEE‚ G. Boggia‚ Senior Member‚ IEEE‚ and P. Camarda Abstract Future generation cellular networks are expected to provide ubiquitous broadband access to a continuously growing number of mobile users. In this context‚ LTE systems represent an important milestone towards the so called 4G cellular networks. A key feature of LTE
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Engineering International Islamic University Malaysia aisha@iiu.edu.my farhat@iiu.edu.my shaffiah@yahoo.com hatina_banun@yahoo.com Abstract: Mobile IP is a powerful protocol that supports Internet mobility. Micro-mobility approach was introduced because Mobile IP suffers in case of frequent movement‚ i.e. intra-domain mobility. Micro-mobility protocols aim to handle local movement of Mobile Nodes (MNs) without interaction with the Home Agent (HA) through the Internet. This has the benefit of reducing delay
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TCP/IP Protocol Suite (Internet Model) Comparison of Network Models 1. OSI Model (Open System Interconnect) 2. Internet Model (TCP/IP Model) TCP/IP Model Application 5. Application Layer Presentation ISO Model Session 4. Transport Layer 3. Network Layer Transport Network 2. Host-to-Network Data Link 1. Physical Layer Physical 1 Comparison of Network Models TCP/IP is ussed in the Internet. Common mechanism that is gaining on/surpassing the OSI Model. Data Flow in TCP/IP Network Some
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roughly ten distinct revisions of the protocol. Since Revision 3.4 in June 1989 there has been an effort to stabilize the design. This has been accomplished. The most recent versions - Revision 3.4 and 3.5 - were about 14 months apart whereas earlier versions were 3 to 6 months apart. Fortunately the net effect of the change from Revision 3.4 to 3.5 was to remove mechanism from the design. There have been at least nine distinct software implementations of the protocol. Experience with these implementations
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NT1210 Labs 3.1 to 3.4 3.1.1 What would happen if wireless devices were not governed by the Wi-Fi Alliance and each vendor had its own standards and protocols? What impact would this have on your personal life or business communications? Personal information and business will slow down due to each vendor having its own standards/protocols. It will also be more vulnerable to attacks and make accessing more difficult. 3.1.2 Give another example of a model that is used to visualize something
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interface you are using. For this situation‚ I am running off of a wireless access card so I had to choose the “wireless” interface. Once I started the capture‚ you immediately see captures of packets scroll down the screen with the different protocols displayed as well as detailed information on what is inside that packet. In figure 1.1 I accessed a website and we can clearly see the 3-way handshake that occurs so I can gain access to that website. My pc sends a SYN request asking permission for
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me and I forget. Show me and I remember. Involve me and I understand.” Chinese proverb One’s understanding of network protocols can often be greatly deepened by “seeing protocols in action” and by “playing around with protocols” – observing the sequence of messages exchanged between two protocol entities‚ delving down into the details of protocol operation‚ and causing protocols to perform certain actions and then observing these actions and their consequences. This can be done in simulated scenarios
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TCP/IP Essentials The TCP/IP family of protocols have become the de facto standard in the world of networking‚ are found in virtually all computer communication systems‚ and form the basis of today’s Internet. TCP/IP Essentials is a hands-on guide to TCP/IP technologies‚ and shows how the protocols operate in practice. The book contains a series of carefully designed and extensively tested laboratory experiments that span the various elements of protocol definition and behavior. Topics covered
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