[geeks] Fwd: [Incident 020324-000029] unroutable traffic being passed to my nameserver

[Bill Bradford]

On Fri, Mar 29, 2002 at 06:46:28PM -0500, Dave McGuire wrote:
>   I don't know what your network looks like...Is it practical for you to
> filter them on your end?

Here's what I'm doing on the SunHELP boxes, with ipfilter:

# block private address space - this shouldnt be hitting from outside
block in quick on hme0 from 192.168.0.0/24      to any
block in quick on hme0 from 172.16.0.0/12       to any
block in quick on hme0 from 10.0.0.0/8          to any
block in quick on hme0 from 127.0.0.0/8         to any
block in quick on hme0 from 0.0.0.0/8           to any
block in quick on hme0 from 169.254.0.0/16      to any
block in quick on hme0 from 192.0.2.0/24        to any
block in quick on hme0 from 204.152.64.0/23     to any
block in quick on hme0 from 224.0.0.0/3         to any

Bill

-- 
Bill Bradford
mrbill at mrbill.net
Austin, TX