On Fri, 7 Aug 2009 00:46:46 -0400
MySQL Student <mysqlstud...@gmail.com> wrote:

> Hi,
> 
> > I find ordinary header and meta rules are all I need:
> >
> > http://pastebin.com/f5e5232d1
> 
> Among those rules you have:
> 
> meta     RELAYCOUNTRY_MED       ! RELAYCOUNTRY_HIGH && (
> __RELAYCOUNTRY_AF || __RELAYCOUNTRY_AS || __RELAYCOUNTRY_EU_S ||
> __RELAYCOUNTRY_OC_S || __RELAYCOUNTRY_AM_S )
> 
> It's probably hard to read, but doesn't this exclude the US?
> RELAYCOUNTRY_AM_S are all the Americas except US and CA. If I
> understand correctly, this says NOT RELAYCOUNTRY_HIGH and all
> countries except US and CA, which means that RELAYCOUNTRY_MED would
> trigger on all US and CA relays.

  ! A && B  = (! A) && B

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