LOG: MAIN
  <= CALLER@myhost.test.ex U=CALLER P=local S=sss
delivering 10HmaX-000000005vi-0000
Connecting to 127.0.0.1 [127.0.0.1]:PORT_S ...  connected
  SMTP<< 220 ESMTP
  SMTP>> EHLO myhost.test.ex
  SMTP<< 250-OK
         250-HELP
         250 AUTH PLAIN
  SMTP>> AUTH PLAIN ********************
  SMTP<< 235 Authentication successful
  SMTP>> MAIL FROM:<CALLER@myhost.test.ex> AUTH=CALLER@myhost.test.ex
  SMTP<< 250 Sender OK
  SMTP>> RCPT TO:<userx@domain.com>
  SMTP<< 250 Recipient OK
  SMTP>> DATA
  SMTP<< 354 Send data
  SMTP>> (writing message)
  SMTP>> .
  SMTP<< 250 OK
  SMTP+> QUIT
  SMTP(shutdown)>>
  SMTP<< 250 OK
  SMTP(close)>>
cmdlog: '220:EHLO:250-:AUTH:235:MAIL:250:RCPT:250:DATA:354:.:250:QUIT:250'
LOG: MAIN
  => userx@domain.com R=all T=smtp H=127.0.0.1 [127.0.0.1] A=plain C="250 OK"
LOG: MAIN
  Completed
LOG: MAIN
  <= CALLER@myhost.test.ex U=CALLER P=local S=sss
delivering 10HmaY-000000005vi-0000
Connecting to 127.0.0.1 [127.0.0.1]:PORT_S ...  connected
  SMTP<< 220 ESMTP
  SMTP>> EHLO myhost.test.ex
  SMTP<< 250-OK
         250-HELP
         250 AUTH PLAIN
  SMTP>> AUTH PLAIN ********************
  SMTP<< 235 Authentication successful
  SMTP>> MAIL FROM:<CALLER@myhost.test.ex> AUTH=xxx@yyy
  SMTP<< 250 Sender OK
  SMTP>> RCPT TO:<userx@domain.com>
  SMTP<< 250 Recipient OK
  SMTP>> DATA
  SMTP<< 354 Send data
  SMTP>> (writing message)
  SMTP>> .
  SMTP<< 250 OK
  SMTP+> QUIT
  SMTP(shutdown)>>
  SMTP<< 250 OK
  SMTP(close)>>
cmdlog: '220:EHLO:250-:AUTH:235:MAIL:250:RCPT:250:DATA:354:.:250:QUIT:250'
LOG: MAIN
  => userx@domain.com R=all T=smtp H=127.0.0.1 [127.0.0.1] A=plain C="250 OK"
LOG: MAIN
  Completed
LOG: MAIN
  <= CALLER@myhost.test.ex U=CALLER P=local S=sss
delivering 10HmaZ-000000005vi-0000
Connecting to 127.0.0.1 [127.0.0.1]:PORT_S ...  connected
  SMTP<< 220 ESMTP
  SMTP>> EHLO myhost.test.ex
  SMTP<< 250-OK
         250-HELP
         250 AUTH LOGIN
  SMTP>> AUTH LOGIN
  SMTP<< 300 User?
  SMTP>> ********
  SMTP<< 300 Password?
  SMTP>> ********
  SMTP<< 235 Authentication successful
  SMTP>> MAIL FROM:<CALLER@myhost.test.ex> AUTH=CALLER@myhost.test.ex
  SMTP<< 250 Sender OK
  SMTP>> RCPT TO:<userx@domain.com>
  SMTP<< 250 Recipient OK
  SMTP>> DATA
  SMTP<< 354 Send data
  SMTP>> (writing message)
  SMTP>> .
  SMTP<< 250 OK
  SMTP+> QUIT
  SMTP(shutdown)>>
  SMTP<< 250 OK
  SMTP(close)>>
cmdlog: '220:EHLO:250-:AUTH:300:********:300:********:235:MAIL:250:RCPT:250:DATA:354:.:250:QUIT:250'
LOG: MAIN
  => userx@domain.com R=all T=smtp H=127.0.0.1 [127.0.0.1] A=login C="250 OK"
LOG: MAIN
  Completed