Network logger/sniffer suitable for TCP/IP over Ethernet and loopback. netl is capable of logging everything from pings to telnet, including low level IP like SYNs and RSTs.
You can download it from the following link: https://packetstormsecurity.com/files/download/12776/netl-1.00.tar.gz
Source: https://packetstormsecurity.com/files/12776/netl-1.00.tar.gz.html

