The goal of IP-Link is to show the relationships between different IP addresses from network traffic capture, thus quickly determining for a given address the IP address with which it communicates the most.
You can download it from the following link: https://packetstormsecurity.com/files/download/85000/IP-Link.tar.gz
Source: https://packetstormsecurity.com/files/85000/IP-Link.tar.gz.html