[c-nsp] Large networks
Mikael Abrahamsson
swmike at swm.pp.se
Wed Aug 26 10:11:28 EDT 2009
On Wed, 26 Aug 2009, Gert Doering wrote:
> Hi,
>
> On Wed, Aug 26, 2009 at 03:52:55PM +0200, Mikael Abrahamsson wrote:
>> On Wed, 26 Aug 2009, Gert Doering wrote:
>>
>>> So how do you prevent customer A from sending out packets with an IP
>>> address belonging to customer B? (For whatever reason).
>>
>> Antispoofing ACL on vlan interface?
>
> Won't help if you have customer A and customer B in the same VLAN.
They are not in the same vlan, they're in the same IP subnet but in
different vlans.
--
Mikael Abrahamsson email: swmike at swm.pp.se
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