Group Apres

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Group Apres

  1. 1. BY CHARISMA H A N D R I K A A M Y A RIDEV I A D H U R A NETWORK PROTOCOL ANALYSIS
  2. 2. MADHURA S KARANTH NAGCHANDRIKA RAO M RAMYA SRIDEVI YV
  3. 3. <ul>1.WHAT IS A PROTOCOL? </ul><ul>2.WHAT IS NETWORK PROTOCOL ANALYSIS/ANALYSER? 3.WHAT ARE THE USES OF NETWORK PROTOCOL ANALYSIS? 4.WHO NEEDS IT? <li>5.IP PACKET STRUCTURE
  4. 4. 5a.IP HEADER
  5. 5. 5b.TCP HEADER
  6. 6. 5.DEMO </li></ul>INDEX
  7. 7. What is a protocol? It is the implementation of rules determining the format and transmission of data. IP suite TCP UDP
  8. 8. What is Network Protocol Analyser? A Protocol Analyzer intercepts t raffic passing over a digital network or part of a network. Etherdetect EffeTech Wireshark Fiddler Colasoft Caspa What is Network Protocol Analysis? It is a process for a program or a device to decode network protocol headers and trailers.
  9. 9. 1.Analyze network problems. 2.Detect network intrusion attempts. 3.Monitor network usage. 4.Gather and report network statistics. 5.Spy on other network users and collect sensitive information such as passwords. 6.Debug client/server communications. USES
  10. 10. 1. Programmer of C++, .net, Java, ASP, JSP, PHP, SOAP, REST, or ruby on rails 2.Network Administrator 3.Company Managers 4.Parents 5.Web site owner &quot; ... It could tell me whether my employees have visited irrelevant sites at work time ... &quot; A manager WHO NEEDS IT?
  11. 11. Version: 4 bits IHL: 5 Total Length Identification: 16 bits Time To Live: 8 bits Service Type:0 Header Checksum: 16 bits Source Address: 32 bits Destination Address: 32 bits Fragment Offset: 13 bits IP PACKET STRUCTURE IP HEADER
  12. 12. Type of Service: 8 bits Bits 0-2: Precedence. Bit 3: 0 = Normal Delay, 1 = Low Delay. Bit 4: 0 = Normal Throughput, 1 = High Throughput. Bit 5: 0 = Normal Relibility, 1 = High Relibility. Bit 6-7: ECN Field.
  13. 13. FLAGS 1st Flag - URGent Pointer 2nd Flag - ACKnowledgement 3rd Flag – Push(PSH) Flag 4th Flag - Reset (RST) Flag 5th Flag - SYNchronisation Flag 6th Flag - FIN Flag TCP HEADER
  14. 14. THANK YOU

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