Re: Defeating Firewalls: Sneaking Into Office Computers From Home

Leythos <void@nowhere.lan> wrote:
>In article <87hddtnx2r.fld@barrow.com>, floyd@apaflo.com says...
>>
>> But there simply is no such thing as a "residential address
>> block" that can universally be blocked. Even attempting to do
>> so based on local patters is a very poor idea.
>
>Wrong, there are simple lists available and are often used in RBL's - we
>use the residential block list to block inbound SMTP to our servers as
>we don't have any reason for a residential customer to send us email
>from their workstation, the ISP's SMTP servers are almost always not
>included in the residential network lookup lists.

It's a very poor idea.

-- 
Floyd L. Davidson            <http://www.apaflo.com/floyd_davidson>
Ukpeagvik (Barrow, Alaska)                         floyd@apaflo.com