TCP & UDP Packet Crafting with CatKARAT

Hello friends ! in our previous article we had described packert crafting using colasoft packet builder. Again we are going to use a new tool “Cat KARAT”for packet crafting to test our network by crafting various kind of network packet.

Cat Karat Packet Builder is a is a handy, easy to use IP4, IP6, IP4/IP6 tunnels, PPoE, TCP, UDP, ICMPv4, ICMPv6, VRRP, IGMP, ARP, DHCP , OAM, VLAN (Q in Q), MPLS, Spanning tree BPDU and LLDP packet generation tool that allows to build custom packets for firewall or target testing and has integrated scripting ability for automated testing.

This Packet Builder enables the user to specify the entire contents of the packet from the GUI. In addition to building packets. Packet Builder also supports saving packets to packet files and sending packets to network. It can be used at all kinds of network areas like traffic generator, packet generator or protocol simulator.

This project also provides a packet capture tool. It is designed for use by anyone who wants to inject packets into a network and/or observe packets exiting a network. Usually packet operation by following protocol stack is limited to command line interface. With this tool, all user have to do is clicking the screen, which almost everybody can do

 From: https://packetbuilder.net

You can download it from given link above.

Let’s start!!

As we had discuss in our previous article that there are 4 mode of operation in packet crafting.

1. Packet Assembly
2. Packet Editing
3. Packet Playing
4. Packet Analysis

Full Article Read Here