Re: using ipfw's ``pipe'' to limit icmp traffic

2001-06-07 Thread Luigi Rizzo
> > if it ever needs more than 64Kbit/s, it is an attack... > > > > This seems to work, but when I try to ping something outised the > > network, the ping time is around 10 msec. Without the above piping, it > > is around 0.5 msec. It is the bandwidth, that I'm trying to limit, not >

Re: using ipfw's ``pipe'' to limit icmp traffic

2001-06-06 Thread Thierry Herbelot
[EMAIL PROTECTED] wrote: > > Trying to protect our network from ICMP-based attacks, I added the > following rules to the firewall: > > pipe 1 config bw 64Kbit/s > add pipe 1 log icmp from any to any in via OIF > add allow icmp from any to any > > (OIF is

using ipfw's ``pipe'' to limit icmp traffic

2001-06-06 Thread mi
Trying to protect our network from ICMP-based attacks, I added the following rules to the firewall: pipe 1 config bw 64Kbit/s add pipe 1 log icmp from any to any in via OIF add allow icmp from any to any (OIF is the Outside InterFace) The assumption is, t