Colasoft packet builder

Colasoft Packet Builder is useful tool used for creating custom network packets, you can use this tool to check your network protection against attacks and intruders. Colasoft Packet Builder provides you very powerful editing feature, besides common HEX editing raw data, it featuring a Decoding Editor which allows you edit specific protocol field value much easier. In addition to building packets, Colasoft Packet Builder also supports saving packets to packet files and sending packets to network.

There are three ways to invoke Colasoft Ping Tool:

  • Click the Colasoft Packet Builder command in the Tools menu.
  • Open the Start button of Windows and choose All Programs. Click the Colasoft Packet Builder from the Colasoft Capsa application.
  • Choose the Run… command from the Start button of Windows, input PktBuilder.exe command and click the Enter key.

You can select one of the provided templates and change the parameters in the decoder editor, hexadecimal editor and ASCII editor to create a packet. Any changes are immediately displayed in the other two windows.

To custom the layout of the three windows, please click the window header, hold on mouse and move it.

Hold on and drag your mouse to the position displayed in the below figure.

Then you will see the Packet List window move to the bottom.

Toolbar

Button Description
Import Colasoft Capsa supports import files in *.cscpkt, *.cpf, *.dmp, *.pkt and *.rawpkt format. The current packets will be cleared if you import a packet file.
Export The packets listed in the Packet List and related information can be exported to a file in .cscpkt format. 
Add Creates a packet and it will be listed as the last packet in the Packet List. You can define the packet type from the five templates provided by Colasoft Capsa and the delta time.
Insert Creates and Inserts a packet into the Packet List and it will be listed after the current packet. You can also define the packet type from the five templates provided by Colasoft Capsa and the delta time.
Copy Copies the selected text or items in the three windows. In the Decode Editor, you can copy all involved items in a tree as a text file and puts it on the clipboard.
Paste Pastes one or more packets in the Packet List window or paste some content in the  Decode Packet window.
Delete Deletes a packet in the Packet List or delete a period Hex/ASCII code in the Hex Editor.
Move Up Clicks this button to move a packet once towards the first packet in the Packet List.
Move Down Clicks this button to move a packet once towards the last packet in the Packet List.
Checksum Clicks this button if you want Colasoft Packet Builder calculate the checksum automatically when you editor a packet decode.
Send Sends selected packets to the wire.
Send All Sends all packets in the packet list to the wire.
Adapter Defines an adapter for sending packets to the wire.
About Displays program information, version number and copyright.
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