TCP Protocols Projects Examples Using NS2

TCP Protocols Projects Examples Using NS2 that are suitable for  executing and testing with TCP (Transmission Control Protocol) using NS2 (Network Simulator 2) are shared here. These projects are concentrated on several features of TCP, with congestion control, reliability, and performance in various networking environments.

  1. Performance Comparison of TCP Variants (TCP Reno vs. TCP Tahoe)
  • Description: Execute and replicate the TCP Reno and TCP Tahoe using NS2. Compare their behaviour such as throughput, packet loss, and congestion control in a wired network. Study how each variant manages the congestion and packet loss.
  • Objective: Know the variances among TCP Reno and TCP Tahoe that concentrating on their congestion control mechanisms in terms of fast recovery, fast retransmit, and slow start.
  1. TCP Performance over Wireless Networks
  • Description: Replicate TCP over a wireless network within NS2 and examine how packet loss because of wireless errors are influences its performance. Learn performance parameters such as throughput, latency, and packet loss, and compare TCP’s performance with and without error correction mechanisms.
  • Objective: Analyse the performance challenges of TCP within wireless networks and intend solutions to enhance its efficiency in environments with high error rates.
  1. TCP Vegas Performance Evaluation
  • Description: Mimic TCP Vegas in NS2 and then estimate its performance in various network conditions, containing differing levels of congestion and bandwidth. Compare TCP Vegas with TCP Reno and Tahoe such as throughput, delay, and congestion control effectiveness.
  • Objective: Understand how TCP Vegas enhances upon traditional TCP variants by utilising more efficient congestion detection methods depending on delay measurements.
  1. TCP Congestion Control in High Bandwidth-Delay Product Networks
  • Description: Mimic TCP in a high bandwidth-delay product network using NS2 and evaluate its performance. Focus on the influence of long delay paths on TCP throughput and analyse solutions such as TCP BIC (Binary Increase Congestion Control) or TCP Cubic to enhance performance.
  • Objective: Assess how standard TCP performs within networks with high latency and bandwidth and then discover another congestion control mechanisms suited for such environments.
  1. TCP Performance over Ad Hoc Networks
  • Description: Replicate TCP in a mobile ad hoc network (MANET) within NS2 and investigate its performance such as throughput, delay, and packet loss. Analyse how node mobility and dynamic topology are modifies influence TCP’s performance and intend enhancements such as TCP-ELFN (Explicit Link Failure Notification) to mitigate these issues.
  • Objective: Analyse the limitations of TCP in highly dynamic environments such as MANETs and also intend solutions to enhance its robustness in such networks.
  1. TCP with Network Coding in Wireless Networks
  • Description: Execute a network coding approach to improve TCP’s performance within wireless networks. Replicate it using NS2 and assess its influence on throughput, packet loss, and reliability in multi-hop wireless networks.
  • Objective: Discover how network coding can be enhanced TCP’s performance within wireless environments by minimizing packet retransmissions and then improving throughput.
  1. TCP Variants for Wireless Sensor Networks (WSNs)
  • Description: Mimic various TCP variants (e.g., TCP Reno, TCP Vegas) in a wireless sensor network using NS2. Estimate the performance such as energy consumption, throughput, and reliability. Intend modifications to create TCP more energy-efficient for sensor nodes.
  • Objective: Examine how TCP can enhance for energy efficiency and reliability in resource-constrained networks such as WSNs.
  1. TCP Performance under Random Packet Loss
  • Description: Replicate a network situation in NS2 in which packet loss happens randomly because of noise or interference. Investigate how varios TCP variants (Reno, Tahoe, NewReno, and Vegas) respond to random packet loss and then compute their throughput, delay, and retransmission rates.
  • Objective: Learn the performance of numerous TCP variants in lossy environments and intend enhancements to enhance their performance in the existence of random packet loss.
  1. TCP Fairness in Shared Network Environments
  • Description: Mimic several TCP connections in a shared network environment in NS2. Examine how TCP fairness is influenced when numerous flows compete for bandwidth. Execute and compare solutions such as TCP Vegas, TCP Cubic, and TCP BIC to enhance the fairness between competing flows.
  • Objective: Study TCP’s fairness in shared environments and then intend solutions to make certain that competing flows obtain a fair share of bandwidth.
  1. TCP over Satellite Links
  • Description: Replicate TCP across a satellite network using NS2 that latency is high and bandwidth is limited. Understand how TCP performance is influenced by long propagation delays and packet loss. Execute the performance-enhancing protocols such as TCP Hybla or TCP Peach to enhance the throughput.
  • Objective: Discover the challenges TCP faces in satellite networks and assess specialized TCP variants created for high-latency environments.
  1. Congestion Avoidance in TCP with Active Queue Management (AQM)
  • Description: Execute Active Queue Management methods such as Random Early Detection (RED) using NS2 and replicate their influences on TCP congestion control. Compare how TCP with AQM performs compared to traditional tail drop queuing such as throughput, packet loss, and fairness.
  • Objective: Analyse how AQM techniques can be minimized congestion in TCP networks and also enhance  overall network performance.
  1. TCP with Explicit Congestion Notification (ECN)
  • Description: Replicate TCP including Explicit Congestion Notification (ECN) enabled using NS2. Learn how ECN enhances the congestion control by signalling congestion before packet loss happens. Compare its performance with old TCP variants, which depend on packet loss as a congestion signal.
  • Objective: Comprehend how ECN can be avoided the packet loss in TCP networks and then enhance overall throughput and delay.
  1. Adaptive Window Scaling in TCP for Dynamic Networks
  • Description: Execute adaptive TCP window scaling within NS2 that the TCP window size is adapted dynamically according to the network conditions like bandwidth and delay. Calculate the performance in networks with differing levels of congestion and bandwidth.
  • Objective: Explore how adaptive window scaling can optimize TCP’s performance in networks with fluctuating conditions and high variability in bandwidth and delay.
  1. TCP with Delay-Based Congestion Control
  • Description: Replicate the delay-based congestion control mechanisms in TCP (e.g., TCP Vegas) using NS2. Compare the performance of delay-based TCP with traditional loss-based TCP (e.g., Reno) such as throughput, delay, and packet loss.
  • Objective: Analyse the advantages of using delay as a congestion signal in TCP to enhance the performance and then avoid unnecessary packet loss.
  1. TCP Performance in Hybrid Wired-Wireless Networks
  • Description: Mimic TCP in a hybrid network, which contains both wired and wireless links using NS2. Understand how the combination of wired and wireless segments are influences TCP performance like throughput, delay, and fairness. Execute solutions such as TCP Westwood to enhance the performance in such environments.
  • Objective: Examine TCP’s performance in hybrid networks and also intend enhancements to improve performance over both wired and wireless segments.
  1. TCP with Selective Acknowledgment (SACK)
  • Description: Execute TCP with Selective Acknowledgment (SACK) support using NS2. Mimic a network situation with high packet loss and compare the performance of TCP SACK with old TCP such as throughput, retransmission rate, and recovery time.
  • Objective: Learn how SACK enhances the TCP’s ability to retrieve from packet loss and improves throughput in lossy environments.
  1. TCP in Delay-Tolerant Networks (DTNs)
  • Description: Replicate TCP in a Delay-Tolerant Network (DTN) within NS2 that end-to-end connectivity is intermittent. Understand how TCP manages the long delays and frequent disconnections. Intend improvements or another protocols like DTN-specific transport protocols for enhanced the performance.
  • Objective: Discover the limitations of TCP in delay-tolerant environments and propose enhancements or alternatives for managing intermittent connectivity and long delays.

These project instances cover several features of TCP protocols using NS2 that concentrating on performance, congestion control, fairness, and optimization in various network conditions.

We had provided several projects ideas and their aspects for TCP protocols, which was implemented and simulated utilising the NS2 simulation tool. Also we will be delivered more project examples in another manual, if required