[c-nsp] OER, 12.3T

[Rubens Kuhl Jr.]

> | I just read the white paper... sounds interesting but have not tried
> | deploying it...
> |
> | Would be nice if something could dynamically control inbound AND
> | outbound traffic... sounds like OER only does outbound right?

Yes, outbound only.

> By dynamically controlling outbound traffic direction through two (or
more)
> different providers with different address pools, you effectively control
> the return path and how the traffic is distributed between them.  It's
then
> a matter of watching the inbound traffic levels and applying some policy,
> whether that be cost-based, utilization-based, or something else.
>
> The presumption, of course, is that NAT is being used, since that is
> currently the only way I know of to vary the source address.

OER doesn't require or depend on NAT (quoted from Cisco docs); it seems more
suitable for an organization with an ASN and its own CIDR block.
It may be coupled with NAT, but I couldn't think on how to do it, as OER
goes after NAT has been done (or not).


Rubens