--- /dev/null
+# See /usr/share/postfix/main.cf.dist for a commented, more complete version
+
+
+# Debian specific: Specifying a file name will cause the first
+# line of that file to be used as the name. The Debian default
+# is /etc/mailname.
+#myorigin = /etc/mailname
+
+smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
+biff = no
+
+# appending .domain is the MUA's job.
+append_dot_mydomain = no
+
+# Uncomment the next line to generate "delayed mail" warnings
+#delay_warning_time = 4h
+
+readme_directory = no
+
+# TLS parameters
+smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
+smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
+smtpd_use_tls=yes
+smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
+smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
+
+# See /usr/share/doc/postfix/TLS_README.gz in the postfix-doc package for
+# information on enabling SSL in the smtp client.
+
+myhostname = masada.mit.edu
+alias_maps = hash:/etc/aliases
+alias_database = hash:/etc/aliases
+myorigin = /etc/mailname
+mydestination = masada.mit.edu, localhost.mit.edu, localhost
+relayhost = outgoing.mit.edu
+mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
+mailbox_size_limit = 0
+recipient_delimiter = +
+inet_interfaces = loopback-only
--- /dev/null
+#
+# Postfix master process configuration file. For details on the format
+# of the file, see the master(5) manual page (command: "man 5 master").
+#
+# Do not forget to execute "postfix reload" after editing this file.
+#
+# ==========================================================================
+# service type private unpriv chroot wakeup maxproc command + args
+# (yes) (yes) (yes) (never) (100)
+# ==========================================================================
+smtp inet n - - - - smtpd
+#submission inet n - - - - smtpd
+# -o smtpd_tls_security_level=encrypt
+# -o smtpd_sasl_auth_enable=yes
+# -o smtpd_client_restrictions=permit_sasl_authenticated,reject
+# -o milter_macro_daemon_name=ORIGINATING
+#smtps inet n - - - - smtpd
+# -o smtpd_tls_wrappermode=yes
+# -o smtpd_sasl_auth_enable=yes
+# -o smtpd_client_restrictions=permit_sasl_authenticated,reject
+# -o milter_macro_daemon_name=ORIGINATING
+#628 inet n - - - - qmqpd
+pickup fifo n - - 60 1 pickup
+cleanup unix n - - - 0 cleanup
+qmgr fifo n - n 300 1 qmgr
+#qmgr fifo n - - 300 1 oqmgr
+tlsmgr unix - - - 1000? 1 tlsmgr
+rewrite unix - - - - - trivial-rewrite
+bounce unix - - - - 0 bounce
+defer unix - - - - 0 bounce
+trace unix - - - - 0 bounce
+verify unix - - - - 1 verify
+flush unix n - - 1000? 0 flush
+proxymap unix - - n - - proxymap
+proxywrite unix - - n - 1 proxymap
+smtp unix - - - - - smtp
+# When relaying mail as backup MX, disable fallback_relay to avoid MX loops
+relay unix - - - - - smtp
+ -o smtp_fallback_relay=
+# -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
+showq unix n - - - - showq
+error unix - - - - - error
+retry unix - - - - - error
+discard unix - - - - - discard
+local unix - n n - - local
+virtual unix - n n - - virtual
+lmtp unix - - - - - lmtp
+anvil unix - - - - 1 anvil
+scache unix - - - - 1 scache
+#
+# ====================================================================
+# Interfaces to non-Postfix software. Be sure to examine the manual
+# pages of the non-Postfix software to find out what options it wants.
+#
+# Many of the following services use the Postfix pipe(8) delivery
+# agent. See the pipe(8) man page for information about ${recipient}
+# and other message envelope options.
+# ====================================================================
+#
+# maildrop. See the Postfix MAILDROP_README file for details.
+# Also specify in main.cf: maildrop_destination_recipient_limit=1
+#
+maildrop unix - n n - - pipe
+ flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient}
+#
+# See the Postfix UUCP_README file for configuration details.
+#
+uucp unix - n n - - pipe
+ flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
+#
+# Other external delivery methods.
+#
+ifmail unix - n n - - pipe
+ flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
+bsmtp unix - n n - - pipe
+ flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient
+scalemail-backend unix - n n - 2 pipe
+ flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension}
+mailman unix - n n - - pipe
+ flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
+ ${nexthop} ${user}
+