Re: Mac OS X 10.7, still no DHCPv6

[Joe Abley <jabley () hopcount ca>]

On 2011-02-28, at 08:44, Dobbins, Roland wrote:

> On Feb 28, 2011, at 8:40 PM, Jim Gettys wrote:
>
> > Again, having a permanently known identifier being broadcast all the time is a potentially a serious security/safety 
> > issue. 
>
> We already have this with MAC addresses, unless folks bother to periodically change them, do we not?

Only between hosts that are in the same layer-2 broadcast domain.

By embedding the MAC into the layer-3 address, the concern is that the information becomes accessible Internet-wide.


Joe