You are now in the directory for the port "net/sing" (package name "sing-1.1").
This is the one-line description for this port:
Tool for sending customized ICMP packets
Please read the "description file" for a longer description.
Go to the top of the ports tree for a summary on how to use the ports collection.
This port requires package(s) "libnet-1.0.2a" to build.