postfix.patch

--- main.cf	2014-06-09 21:39:24.000000000 -0400
+++ /tmp/postfix/main.cf	2014-12-09 21:05:17.000000000 -0500
@@ -97,6 +97,7 @@
 #
 #myorigin = $myhostname
 #myorigin = $mydomain
+myorigin = stg.net
 
 # RECEIVING MAIL
 
@@ -112,11 +113,12 @@
 #
 #inet_interfaces = all
 #inet_interfaces = $myhostname
-#inet_interfaces = $myhostname, localhost
-inet_interfaces = localhost
+inet_interfaces = $myhostname, localhost
+#inet_interfaces = localhost
 
 # Enable IPv4, and IPv6 if supported
-inet_protocols = all
+#inet_protocols = all
+inet_protocols = ipv4
 
 # The proxy_interfaces parameter specifies the network interface
 # addresses that this mail system receives mail on by way of a
@@ -264,6 +266,7 @@
 #mynetworks = 168.100.189.0/28, 127.0.0.0/8
 #mynetworks = $config_directory/mynetworks
 #mynetworks = hash:/etc/postfix/network_table
+mynetworks = 216.207.245.1, 127.0.0.0/8
 
 # The relay_domains parameter restricts what destinations this system will
 # relay mail to.  See the smtpd_recipient_restrictions description in
@@ -294,6 +297,7 @@
 # permit_mx_backup restriction description in postconf(5).
 #
 #relay_domains = $mydestination
+relay_domains = stg.net, griepentrog.com, digium.com
 
 # INTERNET OR INTRANET