+++++++++++++++++++++++++++ R:userx@test.ex: -44 13121 H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:: 451 Temporary error first failed = time last try = time2 next try = time2 + 1 R:usery@test.ex: -44 13121 H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:: 451 Temporary error first failed = time last try = time2 next try = time2 + 1 +++++++++++++++++++++++++++ R:userx@test.ex: -44 13121 H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:: 451 Temporary error first failed = time last try = time2 next try = time2 + 2 R:usery@test.ex: -44 13121 H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:: 451 Temporary error first failed = time last try = time2 next try = time2 + 2 ******** SERVER ******** Listening on port 1224 ... Connection request from [127.0.0.1] 220 ESMTP EHLO the.local.host.name 250 HELP MAIL FROM: 250 OK RCPT TO: 451 Temporary error RCPT TO: 451 Temporary error QUIT 250 OK End of script Listening on port 1224 ... Connection request from [127.0.0.1] 220 ESMTP EHLO the.local.host.name 250 HELP MAIL FROM: 250 OK RCPT TO: 451 Temporary error RCPT TO: 451 Temporary error QUIT 250 OK End of script