[j-nsp] Dealing with multihomed customer BGP primary/backup links

[Mark Tinka]

On 14/Jul/16 15:14, Cydon Satyr wrote:

> Hi,
>
> I understand, but if you are forcing customer to always use primary link if
> it is up, and customer advertises his routes over backup link ONLY, then he
> can go around uRPF restriction.
> With uRPF you are assuming he advertises all of his routes over primary
> link where router can prioritize them. Correct?
>
> @Alan
>
> I'll have a look at at MC-LAG. Looks like this might work (customer must
> not enable lacp).

Both the above put too much trust/control into the customer's hands,
which is what you don't want.

But, we understand your predicament, and hope you can find a lasting
solution in the long term.

Mark.