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Packet Sniffer Report

8200 words - 33 pages

IMPLEMENTATION OF PACKET SNIFFING IN JAVA USING JPCAP LIBRARY

Project Report Submitted in Partial Fulfillment of the Requirement for the Award of Degree of Bachelor of Engineering in Computer Science Engineering of Rajiv Gandhi Proudyogiki Vishwavidalaya, Bhopal (MP)

By

Siddharth Pateriya Swarna Swaminathan
(0131CS081077) (0131CS081084)

Department of Computer Science Engineering
Jai Narain College of Technology, Bhopal
June – 2012

DECLARATION

We, Siddharth Pateriya and Swarna Swaminathan, the students of Bachelor of Engineering (Computer Science Engineering), Jai Narain College of Technology, Bhopal hereby declare that the work presented in ...view middle of the document...

Vishwa Gupta, Associate Professor of Computer Science Engineering for guidance, suggestion, support, help and constructive criticisms throughout the period of project work. Without his able guidance it would not have been possible to complete the project in time.

We are greatly indebted to Prof. Bhupesh Gaur, Head, Department of Computer Science Engineering for his keen interest in this work and time to time guidance, encouragement and providing required facilities for completing the project work. We are grateful to Dr. D. A. Hindoliya, Principal, JaiNarain College of Technology for his guidance and critical comments which improved the quality of this report. Thanks are due to Dr. Vijay Kumar, Director, JNCT for providing necessary help and time to time necessary guidance in completion of this task.

We would also like to thank Prof. Manish Mishra, our Project Guide for his valuable help and guidance in the project.

Siddharth Pateriya Swarna Swaminathan
(0131CS081077) (0131CS081084)

CONTENTS

DECLARATION … ii
CERTIFICATE … iii
ACKNOWLEDGEMENT … iv
LIST OF FIGURES … vi
1. INTRODUCTION ... 01
2. REVIEW OF LITERATURE … 06
2.1 TCP/IP Protocols … 06
2.2 IP Addressing … 09
2.3 Internet Routing … 12
2.4 IP Routing … 12
2.5 Transmission Control Protocol … 13
2.6 User Datagram Protocol (UDP) … 16
2.7 Address Resolution Protocol (ARP) … 18
2.8 Internet Control Message Protocol (ICMP) … 20
2.9 Importance of Packet Sniffers … 22
2.10 Uses of Sniffers … 23
3. MATERIALS AND METHODS … 25
3.1 Technology Used … 25
3.2 Software Model … 34
3.3 Hardware and Software Requirements … 39
3.4 Control Flow Diagram … 40
3.5 Data Flow Diagram … 41
3.6 Coding … 42
4. RESULTS AND DISCUSSION … 89
5. REFERENCES … 98

vi

LIST OF FIGURES

Figure 2.1 Internet protocols span the complete range of OSI model layers … 07
Figure 2.2 Fourteen fields comprise an IP packet. … 08
Figure 2.3 An IP address consists of 32 bits, grouped into four octets … 10
Figure 2.4 IP address formats A, B, and C are available for commercial use … 10
Figure 2.5 A range of possible values exists for the first octet of each address class … 11
Figure 2.6 TCP Packet Format … 15
Figure 2.7 UDP Packet Format … 17
Figure 2.8 ARP Packet Format … 20
Figure 2.9 ICMP Packet Format … 22
Figure 3.1 NetBeans IDE … 33
Figure 3.2 Incremental Model … 34
Figure 3.3 Iterative Development … 36
Figure 3.4 Waterfall Model … 37
Figure 3.5 Control Flow Diagram … 40
Figure 3.6 Data...

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