freebsd-dev/release/picobsd/help/traceroute.hlp.en

traceroute print the route packets take to network host
 
Usage:
 
traceroute [-dnrv] [-w wait] [-m max_ttl] [-p port#] [-q nqueries]
[-t tos] [-s src_addr] [-g gateway] host [data_size]
 
Most commonly:
 
traceroute <host>
or
traceroute -n <host>
 
if you don't want to waste time for resolving IP addresses into names.