Re: algorithm used by (RIPE region) ISPs to generate automatic BGP prefix filters

[Randy Bush <randy () psg com>]

> > > We record the customer ASN and the AS-SET for each AFI (v4|v6) and
> > > expand these and push updated lists to devices daily or on demand
> > > based on customer need.
> >
> > do you trust the state of the acl on the router and only send a delta,
> > or do you send the whole acl?
>
> We send the whole ACL.
>
> (infact, we send the full router config each time).

i bet that scales well.  though i would not trust the router either.

randy