1 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
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2 250-myhost.test.ex Hello CALLER at a.b.c.d
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4 250-LIMITS MAILMAX=1000 RCPTMAX=50000
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10 354 Enter message, ending with "." on a line by itself
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11 550-Verification failed for <CALLER@test.ex>
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13 550 message="Sender verify failed"
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14 221 myhost.test.ex closing connection
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