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Re: Modem rates (was: Re: Rumors)
UF>> For this reason, even if you are sending totally random,
UF>> non-compressible data, you must use a DTE speed which is at
UF>> least 20% faster than your DCE. i.e. even if you use a DTE speed
UF>> of 38.4Kb/s on your 33.6Kb/s modem, you are NOT getting 100%
UF>> utilization on your modem. i.e.:
UF>>
UF>> (33.6K / (16*8+2) * (16 * (8+2)) = 41.3K
UF>>
UF>> which means you need at least 41.3K/s to saturate your 33.6Kb/s modem.
Usually, DTE used is something like 115,200 IIRC. That's why there's no
use looking on number that widnows reports (or those are an CONNECT
responce) unless you are programming modem to report DCE. And most modem's
I've seen were pre-programmed to report DTE, don't know why.
--
frodo@sharat.co.il \/ There shall be counsels taken
Stanislav Malyshev /\ Stronger than Morgul-spells
phone +972-3-9316425 /\ JRRT LotR.
http://sharat.co.il/frodo/ whois:!SM8333
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