ISP customer assignments

Tue Oct 6 13:42:18 UTC 2009

On 05/10/09 22:53 -0400, Ricky Beam wrote:
> On Mon, 05 Oct 2009 18:55:35 -0400, Dan White <dwhite at olp.net> wrote:
>> All of the items in the above list are true of DHCP. ...
>
> In an IPv4 world (which is where DHCP lives), it's much MUCH harder to  
> track assignments -- I don't share my DHCP logs with anyone, nor does  
> anyone send theirs to me.  From the perspective of remote systems (ie. 
> not on the same network), there is about a 100% chance NAT is involved 
> making it near impossible to individually identify a specific machine, 
> even if it gets the same address every Tuesday when you're at Starbucks 
> for coffee.  IPv6 does away with NAT (or it's supposed to); in doing so, 
> the veil is removed and everything that had been hidden from site is now 
> openly displayed.  If the "host" part of your address never changes, then 
> you are instantly identifiable everywhere you go, with zero effort, 
> forever.

Use random addresses, and change as often as you like. Why depend on
someone else's DHCP server to provide you the addressing uniqueness you
desire?

-- 
Dan White
BTC Broadband