IP Filtering / CIDR Block Size / SprintLink

Wed Jan 29 09:43:05 UTC 1997

> 	Well, that's not quite true. If it's only one or two and they
> don't filter their own customers, an ISP can simply get a T1 to everyone
> who filters and keep their small blocks working.

If that became a popular plan, it would be an incentive for large
providers to filter as aggressively as they could get away with, to
force more people to buy connectivity.  Before long it would no longer
be viable to run a T1 to every such backbone.
-- 
Shields, CrossLink.