sendmail-cf
# yum install sendmail-cf
AuthInfo:smtp.gmail.com "U:gmailuser@gmail.com" "P:gmailpassword" "M:PLAIN" AuthInfo:smtp.gmail.com:587 "U:gmailuser@gmail.com" "P:gmailpassword" "M:PLAIN"
# makemap -r hash /etc/mail/authinfo.db < /etc/mail/authinfo
# mv /etc/mail/sendmail.mc /etc/mail/sendmail.mc.1 # cp /etc/mail/sendmail.mc.1 /etc/mail/sendmail.mc
--- /etc/mail/sendmail.mc.1 2012-08-03 16:44:52.000000000 +0900 +++ /etc/mail/sendmail.mc 2012-08-03 16:50:34.000000000 +0900 @@ -23,7 +23,15 @@ dnl # Uncomment and edit the following line if your outgoing mail needs to dnl # be sent out through an external mail server: dnl # -dnl define(`SMART_HOST', `smtp.your.provider')dnl + +define(`confAUTH_OPTIONS', `A')dnl +define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl +TRUST_AUTH_MECH(`EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl +FEATURE(`authinfo', `Hash -o /etc/mail/authinfo')dnl +define(`SMART_HOST', `smtp.gmail.com')dnl +define(`RELAY_MAILER_ARGS', `TCP $h 587')dnl +define(`ESMTP_MAILER_ARGS', `TCP $h 587')dnl + dnl # define(`confDEF_USER_ID', ``8:12)dnl dnl define(`confAUTO_REBUILD')dnl @@ -49,6 +57,8 @@ dnl # guaranteed secure. dnl # Please remember that saslauthd needs to be running for AUTH. dnl # +TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl +define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl dnl TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl dnl define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl dnl #
# cd /etc/mail # make
# /etc/init.d/sendmail restartTweet