Iplayer (pronounced ip-layer) is a libpcap sniffer based on ipgrab. It is useful for building custom TCP/IP packets that will be injected by NASL scripts or by other raw socket-building tools such as sendip.
You can download it from the following link: https://packetstormsecurity.com/files/download/24549/iplayer-0.1.tgz
Source: https://packetstormsecurity.com/files/24549/iplayer-0.1.tgz.html