Linux-sniff v1.0 – Linux eth/tcp/ip sniffer. This tool logs printable data in the packet or it gives detailed info about the eth/tcp/ip packet headers.
You can download it from the following link: https://packetstormsecurity.com/files/download/22115/linux-sniff.c
Source: https://packetstormsecurity.com/files/22115/linux-sniff.c.html