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Full-Text Articles in Physical Sciences and Mathematics

Evaluation Of Routing Protocols With Ftp And P2p, Tyler Wilson, Eman Abdelfattah, Samir Hamada May 2018

Evaluation Of Routing Protocols With Ftp And P2p, Tyler Wilson, Eman Abdelfattah, Samir Hamada

School of Computer Science & Engineering Faculty Publications

One of the decisions that need to be made when designing and configuring a computer network in which routing protocol should be used. This paper presents a simulation of a high load File Transfer Protocol (FTP) Application and a high load Peer to Peer (P2P) Application using Riverbed Academic Modeler 17.5. The simulation is configured and run in a World environment to replicate a global network. Each simulation employs either RIP, OSPF, or EIGRP routing protocol. The queuing delay, throughput, link utilization, and IP packets dropped are used as performance parameters to determine which routing protocol is the most efficient …


Performance Analysis Of Two Bridged Csma/Cd Networks, C. C. Ko, W. C. Wang, J. L. Du, Robert H. Deng, K. M. Lye Aug 1993

Performance Analysis Of Two Bridged Csma/Cd Networks, C. C. Ko, W. C. Wang, J. L. Du, Robert H. Deng, K. M. Lye

Research Collection School Of Computing and Information Systems

This paper analyses the performance of two non-persistent CSMA/CD LANs linked by a bridge. The main function of the bridge is to buffer all internet work packets and forward them across networks to their destinations. From establishing and solving the main equations governing the behaviour of the bridged networks, the effects of design parameters such as the bridge buffer size and re-transmission back off delay on the performance of the system are studied. It is shown that if these parameters are chosen properly, better throughput and delay performance can be obtained, when compared with an equivalent CSMA/CD network without using …


Reliability And Throughput Analysis Of A Concatenated Coding System, Robert H. Deng, Daniel J. Costello Jul 1987

Reliability And Throughput Analysis Of A Concatenated Coding System, Robert H. Deng, Daniel J. Costello

Research Collection School Of Computing and Information Systems

The performance of a concatenated coding scheme for error control in ARQ systems is analyzed for both random error and burst-error channels. In particular, the probability of undetected error and the system throughput are calculated. In this scheme, the inner code is used for both error correction and error detection, and the outer code is used for error detection only. Interleaving/deinterleaving of the outer code is assumed. A retransmission is requested if either the inner code or the outer code detects the Presence of errors. Various coding examples are considered. The results show that concatenated coding can provide extremely high …