1. Capture Packets using Wireshark

2. Introduction Wireshark – http://www.wireshark.org/ http://www.wireshark.org/ – Packet analysis software – Open source – Cross platform Tshark – Text version of Wireshark Pcap – Packet capture library

3. Wireshark Watch this video – http://media- 2.cacetech.com/video/wireshark/introduction-to- wireshark/ http://media- 2.cacetech.com/video/wireshark/introduction-to- wireshark/

4. Download Wireshark 1. Choose your platform.

5. Install Wireshark 2. Check “Wireshark”

6. Install Pcap 3. Check “Install WinPcap”

7. Start Pcap 4. Check “start WinPcap”

8. Execute Wireshark 5. Choose your network interface

9. Packet Filter 6. Set filter: “ip.src == [your IP] or ip.dst == [your IP]” It shows the packets sent from/to you.

10. Packet Content 7. This is an example of the HTTP protocol packet

11. Learn Wireshark Resource and document – http://www.wireshark.org/doc/ http://www.wireshark.org/doc/