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Comparisons
In a study we are finishing we note that there are no industry
wide standards for ISDN for compression.
This means, unless you have identical equipment employing the same
compression scheme at both ends of your ISDN line, you will get
only raw 128K.
Now take any v.34 28.8 modem, this does have a compression standardd
and at a compression of 3:1, the through put is 86 kbps. This
is very close to 128.
So, I suggest for the push for ISDN to be meaningful, someone
better pay attention to standardizing compression.
Regards,
Curtiss
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