18 Jan
2004
18 Jan
'04
8:03 a.m.
jlewis@lewis.org wrote:
It's those dang Nachi-sized ICMP echo/echo-replies. We block those at all our transit points and dial-up ports. Nachi was killing our cisco access-servers until we did this to stop the spread.
Unfortunately, this breaks Windows tracert as it uses 92-byte echo requests. Use a "real" traceroute, and you won't see this problem.
I know what they are and how to get around them. I just look down on people dropping my packets in their backbones without reason. Pete