On Tue, Jun 11, 2002 at 09:40:53PM +0100, Antony Stone wrote: > On Tuesday 11 June 2002 9:38 pm, Tony Earnshaw wrote: > > > tir, 2002-06-11 kl. 14:53 skrev Antony Stone: > > > > ping $IP -c1 >/dev/null 2>&1 > > > grep $IP /proc/net/arp | tr -s ' ' | cut -d' ' -f4 > > > > > > (There's a single space in between each of those pairs of ' ', in case > > > it's not obvious.) > > > > Did you say 'arp -a'? > > I would have done, if I knew I was root, but the commands I suggested work > for an unprivileged user too :-)
If that information can be read by anybody then the wrapper program like arp can be run by anybody as well ;-) Ramin > Antony
