In article <Pine.QUAD.3.96.980213225740.16562C-100000@quad.quadrunner.com>, "Craig A. Huegen" <chuegen@quadrunner.com> wrote:

"ipfw" can be used from Linux to block broadcast echos, a la:

Or the kernel can be trivially patched. http://www.geek-girl.com/bugtraq/1997_3/0158.html -- Shields, CrossLink.