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North American Network Operators Group

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Re: Interesting new spam technique - getting a lot more popular.

  • From: Christopher L. Morrow
  • Date: Wed Jun 14 00:47:00 2006


On Wed, 14 Jun 2006, Adam Rothschild wrote:

> On 2006-06-14-00:23:15, "Christopher L. Morrow" <christopher.morrow@verizonbusiness.com> wrote:
> [...]
> > I assume that dedicated hosting folks don't just drop machines
> > behind a switch on one big flat subnet? That's probably a naive
> > assumption though
>
> I've long been a proponent of a per-customer VLAN or L3 interface,
> depending on what the topology allows for, but I'm afraid we're in the
> minority.

doh :(

>
> >From what I've seen, the overwhelming majority of "dedicated hosters"
> do precisely what the article alludes to -- placing hundreds (if not
> thousands!) of disparate hosts on the same broadcast domain, with no
> safeguards in place to prevent ARP spoofing, IP hijacking, and other
> forms of malfeasance...
>

is it really that hard to make your foudry/extreme/cisco l3 switch vlan
and subnet??? Is this a education thing or a laziness thing? Is this
perhaps covered in a 'bcp' (not even an official IETF thing, just a
hosters bible sort of thing) ?




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