Re: Is anyone actually USING IP QoS?

["Alex P. Rudnev" <alex () Relcom EU net>]

> > Several providers have deployed/are deploying NATIVE multicast today on their
> > "production" IP networks today (many have had intra-domain enabled for years),
>
> Do i miss something or was the problem of letting end-users to inject
> routing information w/o opening backbone to very "interesting" attacks was
> somehow fixed?
>
> > and deploying inter-domain mulicast via existing direct interconnects and the
> > MIXs.  Not only is there a b/w savings, there's a huge savings on the source
> > side as well.
>
> Please.  Caching is _at least_ as efficient as multicasting (multicasting
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> _is_ caching, with zero retention time) - w/o associated security and
> scalability problems.  Presenting L2/L3 multicasting as the best or the only
> or even a meaningful way to reduce transmission duplication is quite wrong.
This is just what I HAVE SAYING.