# local part prefix need_ipv4 # exim -odi page+userx Some message text. **** exim -odi page+ux Some more message text. **** exim -odi B+userx@Test.Ex Text. **** server PORT_S 220 Server ready EHLO 250 OK MAIL FROM 250 OK RCPT TO 250 OK DATA 300 go ahead . 250 OK QUIT 250 OK **** exim -odi S+userx@Test.Ex More text. **** exim -odi userx-B@Test.Ex X+userx-B@Test.Ex **** server PORT_S 220 Server ready EHLO 250 OK MAIL FROM 250 OK RCPT TO 250 OK DATA 300 go ahead . 250 OK QUIT 250 OK **** exim -odi Userx-S@Test.Ex More text. ****