>According to my modem lights and netstat -picmp, someone out there in IP land
>seems to be constantly pinging my system (not a flood ping, thank goodness).
>Is there an existing program that can be used to figure out the source of thes
e
>packets?  I assume I can knock something together using BPF, but I am hoping
>that someone here has already solved this problem...

tcpdump?

-----------------------------------------------------------------------------
  Michael L. VanLoon                                 michaelv@HeadCandy.com
        --<  Free your mind and your machine -- NetBSD free un*x  >--
    NetBSD working ports: 386+PC, Mac 68k, Amiga, Atari 68k, HP300, Sun3,
        Sun4/4c/4m, DEC MIPS, DEC Alpha, PC532, VAX, MVME68k, arm32...
    NetBSD ports in progress: PICA, others...

   Roll your own Internet access -- Seattle People's Internet cooperative.
                  If you're in the Seattle area, ask me how.
-----------------------------------------------------------------------------