want to keep articles forever, but they keep expiring

[Katsuhiro Kondou]

In article <31222C0CFBFA864BAD4B4DE81F4EDC904AF5 at mailserver2000.mqsoftware.com>,
	"Kelly F. Hickel" <kfh at mqsoftware.com> wrote;

} I'm trying to setup local groups (mqsoftware.*) to never remove articles,
} but they seem to be kept for 30 days.
} 
} groupbaseexpiry is true in inn.conf, and the following lines are the only
} uncommented lines in expire.ctl:

Which storage method are you running?
-- 
Katsuhiro Kondou