I can't vouch for these as optimum settings; they were probably copied from 
somebody else's setup in Meadow, ages ago. But this is what we use for our 
ancient 14.4K USR Sportsters:
        INIT            |ATQ0E0S0=1S27=32H0M0V1X4&B1&D2&H1&R2&I0&K3|
Hope this helps.
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