Re: FTTH CPE landscape

[Owen DeLong <owen () delong com>]

On Aug 5, 2011, at 7:10 AM, Jay Ashworth wrote:

> ----- Original Message -----
> > From: "Owen DeLong" <owen () delong com>
>
>
> > A transparent router (sorry, poor choice of terminology on my part) is
> > a router
> > which doesn't NAT or become selectively opaque (firewall). In other
> > words,
> > it forwards packets and it doesn't do any other arbitrary things to
> > them at the
> > whim of the ISP, but, rather passes along what the customer gives it
> > to the
> > ISP and vice versa without interference.
> >
> > It differs from a bridge in that it terminates the collision and
> > broadcast domains
> > on either side of it.
>
> It differs from a bridge in that *it requires a chunk of routable IP space
> to put behind it*, and a route to go there.  For the specific situation
> I posited, a consumer connection, you can get a static IP, but you *will
> not* get routable space; you have to go to a business connection for that,
> at 2-4 times the cost.

That really depends on the ISP, doesn't it?

Owen

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