#### POSTFIX MAIN.CF              ####
##   Configured to use sasl + tls   ##

## Standard stuff -- defaults should be fine
queue_directory = /var/spool/postfix
command_directory = /usr/sbin
daemon_directory = /usr/libexec/postfix
mail_owner = postfix

## Your network details - MUST BE CHANGED FOR YOUR NETWORK
myhostname = `hostname`
mydomain = your.domain.com
myorigin = $mydomain

## open up the interfaces
inet_interfaces = all

## my destination specifies who you will deliver mail for. The following is standard
mydestination = $myhostname, localhost.$mydomain, localhost

unknown_local_recipient_reject_code = 550

## Specify trusted networks - CHANGE THIS TO MATCH YOUR TRUSTED NETWORKS
## See comments in original main.cf for other options here
mynetworks = 172.16.0.0/16, 127.0.0.0/8

## More standard stuff. Default should be fine
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases  
debug_peer_level = 2
debugger_command =
	 PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
	 xxgdb $daemon_directory/$process_name $process_id & sleep 5
sendmail_path = /usr/sbin/sendmail.postfix
newaliases_path = /usr/bin/newaliases.postfix
mailq_path = /usr/bin/mailq.postfix
setgid_group = postdrop
html_directory = no
manpage_directory = /usr/share/man
sample_directory = /usr/share/doc/postfix-2.1.5/samples
readme_directory = /usr/share/doc/postfix-2.1.5/README_FILES

#### SASL bits ####
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
smtpd_sasl_security_options=noanonymous

## You can add "permit_mynetworks" here to allow mynetworks clients to send mail without authenticating
smtpd_recipient_restrictions = permit_sasl_authenticated, reject_unauth_destination, check_relay_domains
smtpd_delay_reject = yes

## this is necessary for some email clients
broken_sasl_auth_clients = yes

#### TLS bits ####
smtpd_tls_auth_only = no
smtp_use_tls = yes
smtpd_use_tls = yes
smtp_tls_note_starttls_offer = yes

## Location of key, cert and CA-cert.
## These files need to be generated using openssl

smtpd_tls_key_file = /usr/share/ssl/certs/key.pem
smtpd_tls_cert_file = /usr/share/ssl/certs/cert.pem
smtpd_tls_CAfile = /usr/share/ssl/certs/cacert.pem

smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_session_cache_timeout = 3600s
tls_random_exchange_name = /var/run/prng_exch
tls_random_source = dev:/dev/urandom
tls_smtp_use_tls = yes
ipv6_version = 1.25