1999-03-02 09:44:33 H=[V4NET.0.0.0] U=CALLER F= rejected RCPT : Unrouteable address 1999-03-02 09:44:33 H=[V4NET.0.0.0] U=CALLER F= rejected RCPT : bad user 1999-03-02 09:44:33 H=[V4NET.0.0.0] U=CALLER F= rejected RCPT : Unrouteable address 1999-03-02 09:44:33 H=[V4NET.0.0.0] U=CALLER F= rejected RCPT <"smartuser.b@test.ex"@test.ex>: Unrouteable address