[root@10-168-28-13 ~]# postconf -n
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
broken_sasl_auth_clients = yes
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
data_directory = /var/lib/postfix
debug_peer_level = 2
disable_vrfy_command = yes
html_directory = no
inet_interfaces = localhost, $myhostname
inet_protocols = all
invalid_hostname_reject_code = 450
mail_owner = postfix
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
maps_rbl_reject_code = 450
mydestination = localhost.$mydomain, localhost, $myhostname
myhostname = myserver.example.com
mynetworks = $config_directory/mynetworks
newaliases_path = /usr/bin/newaliases.postfix
non_fqdn_reject_code = 450
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
sample_directory = /usr/share/doc/postfix-2.6.6/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtp_tls_CAfile = /etc/pki/tls/certs/cert.pem
smtp_tls_cert_file = /etc/pki/tls/certs/myserver.example.com.crt
smtp_tls_key_file = /etc/pki/tls/private/myserver.example.com.key
smtp_tls_security_level = may
smtp_tls_session_cache_database = btree:/var/spool/postfix/smtp_tls_session_cache
smtpd_data_restrictions = reject_unauth_pipelining,        reject_multi_recipient_bounce,        permit
smtpd_helo_required = yes
smtpd_recipient_restrictions = permit_mynetworks        permit_sasl_authenticated        reject_unauth_destination        reject_invalid_helo_hostname        warn_if_reject reject_non_fqdn_helo_hostname        warn_if_reject reject_unknown_helo_hostname        warn_if_reject reject_unknown_client        reject_non_fqdn_sender        reject_non_fqdn_recipient        reject_unknown_sender_domain        reject_unknown_recipient_domain        reject_rbl_client zen.spamhaus.org        reject_rbl_client bl.spamcop.net        reject_rbl_client dnsbl.sorbs.net=127.0.0.2        reject_rbl_client dnsbl.sorbs.net=127.0.0.3        reject_rbl_client dnsbl.sorbs.net=127.0.0.4        reject_rbl_client dnsbl.sorbs.net=127.0.0.5        reject_rbl_client dnsbl.sorbs.net=127.0.0.7        reject_rbl_client dnsbl.sorbs.net=127.0.0.9        reject_rbl_client dnsbl.sorbs.net=127.0.0.11        reject_rbl_client dnsbl.sorbs.net=127.0.0.12        warn_if_reject reject_rhsbl_sender dsn.rfc-ignorant.org        warn_if_reject reject_rhsbl_sender abuse.rfc-ignorant.org        warn_if_reject reject_rhsbl_sender whois.rfc-ignorant.org        warn_if_reject reject_rhsbl_sender bogusmx.rfc-ignorant.org        warn_if_reject reject_rhsbl_sender postmaster.rfc-ignorant.org        permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_exceptions_networks = $mynetworks
smtpd_sasl_path = private/auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_type = dovecot
smtpd_tls_CAfile = /etc/pki/tls/certs/cert.pem
smtpd_tls_ask_ccert = yes
smtpd_tls_cert_file = /etc/pki/tls/certs/myserver.example.com.crt
smtpd_tls_dh1024_param_file = $config_directory/dh_1024.pem
smtpd_tls_dh512_param_file = $config_directory/dh_512.pem
smtpd_tls_key_file = /etc/pki/tls/private/myserver.example.com.key
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_security_level = may
smtpd_tls_session_cache_database = btree:/var/spool/postfix/smtpd_tls_session_cache
tls_random_source = dev:/dev/urandom
unknown_local_recipient_reject_code = 550
virtual_alias_maps = proxy:mysql:$config_directory/mysql_virtual_alias_maps.cf
virtual_gid_maps = static:12
virtual_mailbox_base = /var/vmail
virtual_mailbox_domains = proxy:mysql:$config_directory/mysql_virtual_domains_maps.cf
virtual_mailbox_maps = proxy:mysql:$config_directory/mysql_virtual_mailbox_maps.cf
virtual_minimum_uid = 101
virtual_transport = dovecot
virtual_uid_maps = static:101