[e2e] Re: crippled Internet

Bickerstaff, Cindy cindy.bickerstaff at intel.com
Thu Apr 26 13:49:46 PDT 2001

> It seems to me that if one wants to deploy something over an existing
> infrastructure one must
> (1) measure the infrastructure to determine if the characteristics
>     of that infrastructure are a good match for the application;
> (2) if it turns out that some characteristic of the 
> infrastructure is a
>     bad match for the application, figure out what causes the problem
>     characteristic; and
> (3) fix that problem, then go back to (1)

or (4) detune the application to be _sufficiently_ less sensitive to the
vagaries of the existing infrastructure e.g. with classical sequential
experimental design or Taguchi methodology

> For VoIP over general-purpose Internet backbone 
> infrastructure it seems
> like we're still at step (1).  QOS queuing fixes one 
> particular problem
> (transient circuit overload), but it would be a waste to 
> deploy if that
> isn't the problem which is occurring.
> Dennis Ferguson

Cindy Bickerstaff

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