??? 250
<<< 250 Accepted
>>> bdat 10
->>> To: Susan@bdat 78 last
+>>> To: Susan@
??? 250
<<< 250 10 byte chunk received
+>>> bdat 78 last
>>> random.com
>>> From: Sam@random.com
>>> Subject: This is a bodyless test message
<<< 250-CHUNKING
??? 250
<<< 250 HELP
+>>> mail from:someone2A@some.domain
+??? 250
+<<< 250 OK
+>>> rcpt to:CALLER@test.ex
+??? 250
+<<< 250 Accepted
+>>> bdat 100
+>>> To: Susan@random.com
+>>> From: Sam@random.com
+>>> Subject: This is a bodyfull test message
+>>>
+>>> 1234567890
+??? 250
+<<< 250 100 byte chunk received
+>>> noop
+??? 250
+<<< 250 OK
+>>> bdat 0 last
+??? 250-
+<<< 250- 0 byte chunk, total 100
+??? 250
+<<< 250 OK id=10HmbA-0005vi-00
+>>> mail from:someone3A@some.domain
+??? 250
+<<< 250 OK
+>>> rcpt to:CALLER@test.ex
+??? 250
+<<< 250 Accepted
+>>> bdat 10
+>>> To: Susan@
+??? 250
+<<< 250 10 byte chunk received
+>>> bdat 78 last
+>>> random.com
+>>> From: Sam@random.com
+>>> Subject: This is a bodyless test message
+>>>
+??? 250-
+<<< 250- 78 byte chunk, total 88
+??? 250
+<<< 250 OK id=10HmbB-0005vi-00
+>>> quit
+??? 221
+<<< 221 testhost.test.ex closing connection
+End of script
+Connecting to 127.0.0.1 port 1225 ... connected
+??? 220
+<<< 220 testhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
+>>> ehlo tester
+??? 250-
+<<< 250-testhost.test.ex Hello tester [127.0.0.1]
+??? 250-
+<<< 250-SIZE 52428800
+??? 250-
+<<< 250-8BITMIME
+??? 250-
+<<< 250-CHUNKING
+??? 250
+<<< 250 HELP
>>> mail from:someone4@some.domain
??? 250
<<< 250 OK
??? 250-
<<< 250- 88 byte chunk, total 88
??? 250
-<<< 250 OK id=10HmbB-0005vi-00
+<<< 250 OK id=10HmbD-0005vi-00
>>> quit
??? 221
<<< 221 testhost.test.ex closing connection
<<< 250-CHUNKING
??? 250 HELP
<<< 250 HELP
->>> mail from:someone9@some.domain
+>>> MAIL FROM:someone9@some.domain
??? 250
<<< 250 OK
->>> rcpt to:CALLER@test.ex
+>>> RCPT TO:CALLER@test.ex
??? 250
<<< 250 Accepted
->>> bdat 1\r\nTbdat 87 last
->>> To: Susan@random.com
->>> From: Sam@random.com
->>> Subject: This is a bodyless test message
->>>
+>>> BDAT 1\r\nTBDAT 87 last\r\no: Susan@random.com\r\nFrom: Sam@random.com\r\nSubject: This is a bodyless test message\r\n\r\n
??? 554 SMTP synchronization error
<<< 554 SMTP synchronization error
End of script