RBL cache

[Benny Pedersen]

Ugo Bellavance wrote:
> To my understanding, the RBLs are contacted at every batch.
 > Wouldn't it be easier on the resources to have a
> local cache  of blacklisted servers, that would
> expire, say, after 4  hours, a system like caching DNS
 > that may save some time and resources?

this is allready done by a bind / named demeon, rbl is just a dns query
nothing else :-)

if you worried about bandwidth setup a dns server in your lan :-)