Re: Control Plane Security of ISP Network

[George Jones <eludom@gmail.com>]

On 6/6/05, J.A. Terranson <measl@mfn.org> wrote:
> 
> On Mon, 6 Jun 2005 jbenedict@ca.safenet-inc.com wrote:
> 
> > Does anyone have a clear definition of "in-band" vs. "out-of-band" in this
> > case?

> 
> I think a path based answer to that question would be more appropriate.
> The method of carriage (IP/serial/whatever) is irrelevent to the question.
> What really matters is whether the two paths (IB/OOB) ever meet.  At the
> point they meet, you become "in band".

Yes.

If things go down the same path, they are not separate (but then see
Chris' later
observation about  bandwidth reservations).   In the general case you want 
the separation to include all resources, not just path.

---George