Which is not generally a valid thing to assume.. the .255 and/or .0 address may be in use on larger networks, especially if addresses are assigned dynamically using a large DHCP scope..
On Tuesday 28 May 2002 16:07, Filipe Almeida wrote: > I usually use: > > iptables -A FORWARD -s 0.0.0.255/0.0.0.255 -j DROP > iptables -A FORWARD -d 0.0.0.255/0.0.0.255 -j DROP > iptables -A FORWARD -s 0.0.0.0/0.0.0.255 -j DROP > iptables -A FORWARD -d 0.0.0.0/0.0.0.255 -j DROP > > to stop routing of broadcasted packets. This works assuming you > only have 256 sized classes.
