[EXIM] Retry rate problem [1.73]

I have an entry for a dailup host which is

march.dyn.ml.org    *           F,20d,3d

which I understand is try every 3 days for 20 days. However this fails
after 2 or so days. What have I done wrong?

Thanks

--
Alan Thew                                       alan.thew@???
Computing Services,University of Liverpool      Fax: +44 151 794-4442

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