[6bone] network's architecture under IPv6

[Janos Mohacsi]

On Thu, 20 Feb 2003, BEGIN, Thomas wrote:

> Hello to all, I am wondering on IPv6 impacts over a company network's
> architecture. I mean, a big IPv4 network has to be divided in several
> VLANs in order to lighten the available bandwidth (sometimes for
> security reasons but it is not my interest in this case). And this
> because broadcast messages are received and examined by all network
> adapter.  Thus comes my question: As there is no more broadcast messages
> but only multicast messages in IPv6, is there still a need to divide a
> big network in smaller networks (VLANs) ?

I think it is still a good practice to divide a network into a smaller
VLANs for several reasons:
	- different requirements for different part of the network
	- different security
	- efficient handling IPv6 multicast does not supported by the
	switches - most switches handle by pure broadcast.
Regards,
	Janos Mohacsi
	6NET project

>
> Thanks
>
> Thomas BEGIN
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