Tutorial

Tutorials

All tutorial listed here are in the file Tutorial.zip
Each class is a ready to run example.

Tutorial 1 Basic Captures

Most basic functionalities of Sniffer4J, like connecting and receiving some packets.

Example 1

[Tutorial 1 Example 1]
Simply count the number of packets received from pcap lib.
Also display some pcap useful information about the network device card.

Example 2

[Tutorial 1 Example 2]
Basic difference between Loop and Dispatch.

Example 3

[Tutorial 1 Example 3]
Receiving Raw Packets from network device

Example 4

[Tutorial 1 Example 4]
Simple navigation in the Pdus of a parsed Frame

Tutorial 2 Advanced Captures

Advanced Capture functionalities, like file handling (save to and reading from files), multithread, Capture single frames and display modes (including Xml representation).

Example 1

[Tutorial 2 Example 1]
Capture packets from .pcap files

Example 2

[Tutorial 2 Example 2]
Multithread and packet Capture. How to proper break loops from other threads.

Example 3

[Tutorial 2 Example 3]
Save Frames to .pcap file and andvance inforation of the Frame

Example 4

[Tutorial 2 Example 4]
Capture a Single Frame. Capture Frame by Frame

Example 5

[Tutorial 2 Example 5]

Tutorial 3 Filters

Set filters and thread truncated Frames

Example 1

[Tutorial 3 Example 1]
Set filter to capture only specific type of packets. Set maximum size capture size and thread truncated packets (packets bigger than maximum capture size)

Tutorial 4 Sending and Forging Packets

Shows how to create custom packets and send them to the network.

Example 1

[Tutorial 4 Example 1]
Sending a Custom Arp packet to Network

Example 2

[Tutorial 4 Example 2]

Sending the following packets

• Ethernet II
• Ethernet I (Llc and Llc + Snap)
• Ethernet I Raw with Ipx
• Arp
• Ipx
• IpV4 and Tcp (With some Ip Options)
• IpV6 and Tcp (With some Ip Options)

Example 3

[Tutorial 4 Example 3]
Sending Icmp (IpV4 and IpV6) to the network

Test and Validation

[Testing Sniffer4J]
Test and validation of Sniffer4J