>>> SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
>>> ip4.ip4.ip4.ip4 in hosts_avoid_esmtp? no (option unset)
>>> SMTP>> EHLO myhost.test.ex
+>>> cmd buf flush 21 bytes
>>> SMTP<< 250-myhost.test.ex Hello the.local.host.name [ip4.ip4.ip4.ip4]
>>> 250-SIZE 52428800
>>> 250-8BITMIME
>>> ip4.ip4.ip4.ip4 in hosts_avoid_tls? no (option unset)
>>> ip4.ip4.ip4.ip4 in hosts_verify_avoid_tls? no (option unset)
>>> SMTP>> STARTTLS
+>>> cmd buf flush 10 bytes
>>> SMTP<< 220 TLS go ahead
>>> ip4.ip4.ip4.ip4 in hosts_require_ocsp? no (option unset)
>>> ip4.ip4.ip4.ip4 in hosts_require_ocsp? no (option unset)
>>> ip4.ip4.ip4.ip4 in hosts_request_ocsp? no (end of list)
>>> SMTP>> EHLO myhost.test.ex
+>>> cmd buf flush 21 bytes
>>> SMTP<< 250-myhost.test.ex Hello the.local.host.name [ip4.ip4.ip4.ip4]
>>> 250-SIZE 52428800
>>> 250-8BITMIME
>>> 250 HELP
>>> ip4.ip4.ip4.ip4 in hosts_require_auth? no (option unset)
>>> SMTP>> MAIL FROM:<>
+>>> cmd buf flush 14 bytes
>>> SMTP<< 250 OK
>>> SMTP>> RCPT TO:<CALLER@dane256ee.test.ex>
+>>> cmd buf flush 38 bytes
>>> SMTP<< 250 Accepted
>>> SMTP>> QUIT
+>>> cmd buf flush 6 bytes
+>>> SMTP(close)>>
>>> wrote callout cache domain record for dane256ee.test.ex:
>>> result=1 postmaster=0 random=0
>>> wrote positive callout cache address record for CALLER@dane256ee.test.ex