On Sun, 2007-03-18 at 21:58 +0100, Koen Vermeer wrote: > > > > I have this setup like that, although without the -f and -m > options. > > > Anyway, it seems that postfix first tries to run deliver with > > > $recipient=joe+spam, and deliver happily creates a new mailbox > 'joe > > > +spam'. Any idea how to solve this? > > > The postfix documentation says it first tries to deliver to 'joe > > > +spam', > > > and then to 'joe'. I'm not sure why deliver just accepts the user > +ext > > > name, and creates a new folder. > > Creates a new user joe+spam, or creates a mailbox "joe+spam" into > joe's > > mailboxes? > > A new folder with the name "joe+spam" into the virtual domains folder. > I > guess that's what you call a new user. The mail doesn't arrive in > joe's > mailbox, or anywhere in his maildir.
What's your userdb configuration? It looks like it doesn't check the user's existence at all. If you're using for example static userdb then this happens..
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