2 exim -odi userx@far.away.ex
14 exim -brt x@dark.star.ex
24 exim -brt x@literal.ex
28 exim -brt x@[127.0.0.1]
30 exim -brt x@primary.test.ex
32 exim -brt x@rcpt4xx.test.ex rcpt_4xx
34 exim -brt x@rcpt45x.test.ex rcpt_45x
36 exim -brt x@rcpt463.test.ex rcpt_463
38 exim -f "" -brt x@Q.abcd.ex
40 exim -f "d@e.f" -brt x@Q.abcd.ex