Is it time to block all Microsoft protocols in the core?

Mon Jan 27 19:38:47 UTC 2003

> AY> [I]t is a job of your customer to decide if they want to filter
> AY> some ports from their network or if they want to contract you
> AY> to do that for them.
> 
> A job that many are incapable of performing.
> 
> One must contact one's upstreams to enable BGP; the consequences
> of freely-available, unfiltered BGP would be catastrophic.  Most
> people simply don't need BGP.  Those who claim to need it are
> required to follow rules set by their upstreams and the rest of
> the Internet community.

That is not correct. A customer that is multihoming does it. Single homed
customer does not do it.

> Packet filtering at the edge would be far from a panacea, and in
> many ways would be a very bad thing, but perhaps it's time to re-
> evaluate the "need" for every network to have complete end-to-end
> connectivity.  Some dialup providers and cable networks already
> offer less than EtE.

Some dialup providers and some cable networks.

Alex