tcpdump + Ethereal for *nix, best tool in de biz if you ask me...and free too. Cheers, Erik On Mon, 2004-01-12 at 21:48, Borger, Ben wrote: > Hi Nanog, > > Can anyone recommend a good network monitor that can replay captured > packets? Windows or *nix. Free is great, commercial is ok too. > > TIA, > > Ben >