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While it is not uncommon that the end-user wants a single "big hunker" of a diagram, the result, as I think you previously pointed out, is a diagram that is often too difficult to maintain over the long run.
John Posada <jposada01 -at- yahoo -dot- com> wrote:
>With data flow diagrams, a person can docment a large number of
> systems and limit the size of any diagram to about 8 1/2" by 11".
Not arguing that it can be done. However, in this case, the NOC wanted to see the flow through, from 5 to maybe 60 possible points, and have them all on one diagram. In this instance, it was necessary.
Keep in mind, also, that this was a printout (gotta love those ploters), not electronic, so there was no drill-down. Everything had to be on one layer.
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