Agree. It's quite easy to telnet to a port to see if you get a response. Do it a lot.
> Are ifconfig, netstat, traceroute, et al really insecure? (Maybe a case > could be made for traceroute) These types of changes to the core of > userland are epic dumb IMHO. Telnet is very useful for debugging, and > certainly dropping telnetd is a good thing - which everyone has done.