On Wed Jun 21 2000 at 09:25, Scott Long wrote:
> Jim Treadway wrote:
> > Unfortunately, it appears that a broadcast ping does not add an entry to
> > the ARP cache. Is this by design? Just curious...
>
> Yes, broadcast ping (in fact, any sort of IP broadcast) is implemented
> using ethernet broadcast packets and therefore no arp lookup is
> necessary.
Strange. I can do:
ping -b 255.255.255.255
after which I do:
cat /proc/net/arp
and find a big bunch of new entries in the kernel's arp table.
Cheers
Tony
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