>>> body
>>> .
??? 250
-<<< 250 OK id=10HmaX-0005vi-00
+<<< 250 OK id=10HmaZ-0005vi-00
>>> QUIT
??? 221
<<< 221 the.local.host.name closing connection
>>> body
>>> .
??? 250
-<<< 250 OK id=10HmaY-0005vi-00
+<<< 250 OK id=10HmbA-0005vi-00
+>>> MAIL FROM: <ليهمابتكلموشعربي؟@czech.Pročprostěnemluvíčesky.com> SMTPUTF8
+??? 250
+<<< 250 OK
+>>> RCPT TO: <usery@test.ex>
+??? 250
+<<< 250 Accepted
+>>> DATA
+??? 354
+<<< 354 Enter message, ending with "." on a line by itself
+>>> Subject: test
+>>>
+>>> body
+>>> .
+??? 250
+<<< 250 OK id=10HmbB-0005vi-00
>>> QUIT
??? 221
<<< 221 the.local.host.name closing connection
250 OK\r
250 Accepted\r
354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmaZ-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.ffail\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbB-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.bh\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbD-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.bh\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbF-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.ffail\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-533 mailbox name not allowed\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.ffail\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-533 mailbox name not allowed\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.bh\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbH-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.bh\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbJ-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.bh\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-250 Accepted\r
-354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmbL-0005vi-00\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.sfail\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-550-Callback setup failed while verifying <userA@test.ex>\r
-550-533 mailbox name not allowed\r
-550-The initial connection, or a HELO or MAIL FROM:<> command was\r
-550-rejected. Refusing MAIL FROM:<> does not help fight spam, disregards\r
-550-RFC requirements, and stops you from receiving standard bounce\r
-550-messages. This host does not accept mail from domains whose servers\r
-550-refuse bounces.\r
-550 Sender verify failed\r
-221 the.local.host.name closing connection\r
-220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
-250-the.local.host.name Hello CALLER at client.sfail\r
-250-SIZE 52428800\r
-250-8BITMIME\r
-250-PIPELINING\r
-250-SMTPUTF8\r
-250 HELP\r
-250 OK\r
-550-Callback setup failed while verifying <userB.જેઠીમધ@test.ex>\r
-550-533 mailbox name not allowed\r
-550-The initial connection, or a HELO or MAIL FROM:<> command was\r
-550-rejected. Refusing MAIL FROM:<> does not help fight spam, disregards\r
-550-RFC requirements, and stops you from receiving standard bounce\r
-550-messages. This host does not accept mail from domains whose servers\r
-550-refuse bounces.\r
-550 Sender verify failed\r
+250 OK id=10HmaX-0005vi-00\r
221 the.local.host.name closing connection\r