scholarly journals Fairness and Friendliness Analysis of Most Reliable Transport Layer Protocol

10.29007/62kx ◽  
2018 ◽  
Author(s):  
Kaushika Patel

Transport layer deals with process to process communication. It has reliable and non reliable services for communication. Transmission Control Protocol (TCP) is the most reliable protocol on transport layer. The basic version of TCP was designed by considering wired networks. Then other implementations could bring enhancement in basic design. The discussion is centered on one of the TCP version TCP Westwood with its New Reno implementation. Characteristics of fairness and friendliness with other competing connections have been evaluated and presented.

2018 ◽  
Author(s):  
Kiramat

Transmission Control Protocol (TCP), the most popular transport layer communication protocol for the Internet.It was originally designed for wired networks, where Bit Error Rate (BER) is low and congestion is the primary cause of packet loss [1].This article analyzes the issues in TCP, such as slow start, congestion control, collisions, low BER etc. Then it provides systematic analysis the issues regarding to wireless network i.e., Head of Line Blocking. At the end it proposes solution forTCP enhancement specific to wireless network.


2019 ◽  
Author(s):  
Abbas Khurum

Transmission Control Protocol (TCP), the most popular transport layer communication protocol for the Internet. It was originally designed for wired networks, where Denial of Service (DoS) attacks are very common. This article analyzes the TCP SYN flood (a.k.a. SYN flood) Issue in TCP, that is a type of Distributed Denial of Service (DoS) attack that exploits part of the normal TCP three-way handshake to consume resources on the targeted server and render it unresponsive. At the end it proposes solution for TCP SYN flood.


2021 ◽  
Vol 1714 ◽  
pp. 012040
Author(s):  
Deepika Singh Kushwah ◽  
Mahesh Kumar ◽  
Lal Pratap Verma

Author(s):  
Sukant Kishoro Bisoy ◽  
Prasant Kumar Pattnaik

The Transmission Control Protocol (TCP) is a reliable protocol of transport layer which delivers data over unreliable networks. It was designed in the context of wired networks. Due to popularity of wireless communication it is made to extend TCP protocol to wireless environments where wired and wireless network can work smoothly. Although TCP work in wireless and wired-cum-wireless network, the performance is not up to the mark. In literature lot of protocols has been proposed to adopt TCP in wireless mobile ad hoc network. In this, we present an overall view on this issue and detailed discussion of the major factors involved. In addition, we survey the main proposals which aim at adapting TCP to mobile and static Ad hoc environments. Specifically, we show how TCP can be affected by mobility and its interaction with routing protocol in static and dynamic wireless ad hoc network.


2018 ◽  
Vol 7 (3.2) ◽  
pp. 713
Author(s):  
S Suherman ◽  
Naemah Mubarakah ◽  
Marwan Al-Akaidi

There are two transport layer protocols that have been used in the internet protocol (IP) networks: Transmission Control Protocol (TCP) and User Datagram Protocol (UDP). Both protocols have been utilized for video streaming applications. This paper examines energy consumed by a mobile device when TCP or UDP employed by the application within it for streaming a video file. A transport protocol load management is proposed to reduce the mobile device energy consumptions. The experiments were conducted in the 802.11 environment. The results show that the proposed method is able to minimize mobile device energy consumptions up to 10.7% and 3.34% for both TCP and UDP protocols.  


Author(s):  
Bhaskar Sardar ◽  
Debashis Saha

Transmission Control Protocol (TCP), the most popular transport layer communication protocol for the Internet, was originally designed for wired networks, where bit error rate (BER) is low and congestion is the primary cause of packet loss. Since mobile access networks are prone to substantial noncongestive losses due to high BER, host motion and handoff mechanisms, they often disturb the traffic control mechanisms in TCP. So the research literature abounds in various TCP enhancements to make it survive in the mobile Internet environment, where mobile devices face temporary and unannounced loss of network connectivity when they move. Mobility of devices causes varying, increased delays and packet losses. TCP incorrectly interprets these delays and losses as sign of network congestion and invokes unnecessary control mechanisms, causing degradation in the end-to-end good put rate. This chapter provides an in-depth survey of various TCP enhancements which aim to redress the above issues and hence are specifically targeted for the mobile Internet applications.


Author(s):  
Dimitris N. Kanellopoulos ◽  
Ali H. Wheeb

Multimedia applications impose different QoS requirements (e.g., bounded end-to-end delay and jitter) and need an enhanced transport layer protocol that should handle packet loss, minimize errors, manage network congestion, and transmit efficiently. Across an IP network, the transport layer protocol provides data transmission and affects the QoS provided to the application on hand. The most common transport layer protocols used by Internet applications are TCP and UDP. There are also advanced transport layer protocols such as DCCP and TFRC. The authors evaluated the performance of UDP, DCCP, SCTP, and TFRC over wired networks for three traffic flows: data transmission, video streaming, and voice over IP. The evaluation criteria were throughput, end-to-end delay, and packet loss ratio. They compared their performance to learn in which traffic flow/service each of these protocols functions better than the others. The throughput of SCTP and TFRC is better than UDP. DCCP is superior to SCTP and TFRC in terms of end-to-end delay. SCTP is suitable for Internet applications that require high bandwidth.


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