Cross Layer Techniques used for Improving TCP Performance in Wireless Networks: A Proposed Technique
نویسندگان
چکیده
منابع مشابه
Improving TCP performance over wireless networks at the link layer
We present the transport unaware link improvement protocol (TULIP), which dramatically improves the performance of TCP over lossy wireless links, without competing with or modifying the transportor network-layer protocols. TULIP is tailored for the half-duplex radio links available with today’s commercial radios and provides a MAC acceleration feature applicable to collision-avoidance MAC proto...
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as wireless networks with high data rate get widely deployed, improving the performance of tcp over these networks plays vital role. wireless link losses have dramatic adverse impact on tcp performance due to the difficulty in distinguishing the congestion losses from wireless link losses. we first, studied the various existing bandwidth estimation algorithms over the wireless networks. in this...
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TCP continues to be the most important transport layer communication protocol. In heterogeneous wired and wireless networks, however, the high packet loss rate over wireless links can trigger unnecessary execution of TCP congestion control algorithms, resulting in performance degradation. Several solutions have been proposed to address the known problems that TCP faces when running over wireles...
متن کاملImproving TCP Performance Over Wireless Networks
The robustness and exibility of the TCP protocol has been engineered to perform eÆciently over wired links between xed hosts. However, wireless links violate some of the general assumptions made by TCP, resulting in sub-optimum performance. Two of most critical problems stem from basic assumptions made by TCP such as: TCP assumes that all losses are due to congestion, and invokes congestion con...
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Transmission Control Protocol (TCP) assumes a relatively reliable underlying network where most packet losses are due to congestion. In a wireless network, however, packet losses will occur more often due to unreliable wireless links than due to congestion. When using TCP over wireless links, each packet loss on the wireless link results in congestion control measures being invoked at the sourc...
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ژورنال
عنوان ژورنال: International Journal of Computer Applications
سال: 2014
ISSN: 0975-8887
DOI: 10.5120/18953-0156