[lir-wg] Discussion about RIPE-261

>> The *benefit* of "/48 multihoming" is that you can filter those
>> routes if you don't want to see them - then your routers will
>> send packets down the /32 road, and eventually hit a router
>> that knows about the /48 (which is why I consider this approach
>> superior to "everybody gets a independent prefix", which I can't
>> properly aggregate).
>
> This does _not_ work in at least two cases:
>
> - If someone implements RPF checks and someone else filters.

RPF will most likely break with most of the proposed multi6 solutions.

> - If the primary ISP (the one that announces the /32) dies. The site is
> dead as well. This is the #1 reason why organizations do multihome: 
> they
> want to be up even if their primary ISP tanks.

You mean if /48s where filtered? So don't filter ;-) That was the 
original idea with the proposal...

- kurtis -
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