using -v (verbose) option in mailx

aloism@gebba:/etc/exim4$ mail -v -s "Foo::Bar" [email protected]
Hi guys!
Cc:
LOG: MAIN
  <= [email protected] U=aloism P=local S=421
aloism@gebba:/etc/exim4$ delivering 1RhmDD-0002ty-W6
R: smarthost for [email protected]
T: remote_smtp_smarthost for [email protected]
Connecting to local.gate.cz [10.6.8.22]:25 ... connected
  SMTP<< 220 local.gate.cz ESMTP Postfix
  SMTP>> EHLO gebba.aloism.test.local
  SMTP<< 250-local.gate.cz
         250-PIPELINING
         250-SIZE 26214400
         250-ETRN
         250-STARTTLS
         250-AUTH PLAIN DIGEST-MD5 LOGIN CRAM-MD5 NTLM
         250-ENHANCEDSTATUSCODES
         250-8BITMIME
         250 DSN
  SMTP>> STARTTLS
  SMTP<< 220 2.0.0 Ready to start TLS
  SMTP>> EHLO gebba.aloism.test.local
  SMTP<< 250-local.gate.cz
         250-PIPELINING
         250-SIZE 26214400
         250-ETRN
         250-AUTH PLAIN DIGEST-MD5 LOGIN CRAM-MD5 NTLM
         250-ENHANCEDSTATUSCODES
         250-8BITMIME
         250 DSN
  SMTP>> AUTH CRAM-MD5
  SMTP<< 334 PDM4NDE3NzY4MTYuMzA5ODIwQG1zLmdyaXNvZnQuY3o+
  SMTP>> ************************************************************
  SMTP<< 235 2.0.0 Authentication successful
  SMTP>> MAIL FROM:<[email protected]> SIZE=1455 [email protected]
  SMTP>> RCPT TO:<[email protected]>
  SMTP>> DATA
  SMTP<< 250 2.1.0 Ok
  SMTP<< 250 2.1.5 Ok
  SMTP<< 354 End data with <CR><LF>.<CR><LF>
  SMTP>> writing message and terminating "."
  SMTP<< 250 2.0.0 Ok: queued as 5DA84380A3
  SMTP>> QUIT
LOG: MAIN
  => [email protected] <[email protected]> R=smarthost T=remote_smtp_smarthost H=local.gate.cz [10.6.8.22] X=TLS1.0:RSA_AES_256_CBC_SHA1:32 DN="C=CZ,ST=Czech Republic,L=Town,O=Company,CN=local.gate.cz"
LOG: MAIN
  Completed

aloism@gebba:/etc/exim4$