Re: The Myth of Five 9's Reliability (fwd)

[Iljitsch van Beijnum <iljitsch () muada com>]

On Wed, 24 Apr 2002, Art Houle wrote:

> How to calculate uptime and get 5 9s

> -do not include any outage less than 20 minutes.
> -only include down lines that are actually reported by customers.
> -when possible fix the line and report 'no trouble found'.
> -remember that your company is penalized by the FCC for bad ratings, so
> don't report any problems that you do not have to.

Don't forget to schedule maintenance as often as possible. After all, if a
customer doesn't get any service because there is a maintenance they don't
mind, but if the same service disruption is because of an outage they get
upset.