Postfix to Gmail Config
The purpose of this is to allow for the e-mail to be delivered from HomeLAN CentOS7 server to my gmail account.
Installation
Only mailx was not there:
[root@centos7 api-umbrella]# yum -y install postfix cyrus-sasl-plain mailx
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
epel/x86_64/metalink | 9.2 kB 00:00
* base: mirror.cs.uwp.edu
* epel: mirrors.xmission.com
* extras: mirror.xrepo.net
* updates: mirrors.radwebhosting.com
base | 3.6 kB 00:00
bintray--nrel-api-umbrella-el7 | 1.3 kB 00:00
epel | 4.7 kB 00:00
extras | 2.9 kB 00:00
updates | 2.9 kB 00:00
(1/2): epel/x86_64/updateinfo | 1.0 MB 00:00
(2/2): epel/x86_64/primary_db | 6.9 MB 00:00
Package 2:postfix-2.10.1-9.el7.x86_64 already installed and latest version
Package cyrus-sasl-plain-2.1.26-23.el7.x86_64 already installed and latest version
Resolving Dependencies
--> Running transaction check
---> Package mailx.x86_64 0:12.5-19.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
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Package Arch Version Repository Size
================================================================================
Installing:
mailx x86_64 12.5-19.el7 base 245 k
Transaction Summary
================================================================================
Install 1 Package
Total download size: 245 k
Installed size: 466 k
Downloading packages:
mailx-12.5-19.el7.x86_64.rpm | 245 kB 00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : mailx-12.5-19.el7.x86_64 1/1
Verifying : mailx-12.5-19.el7.x86_64 1/1
Installed:
mailx.x86_64 0:12.5-19.el7
Complete!
[root@centos7 api-umbrella]# systemctl restart postfix
[root@centos7 api-umbrella]# systemctl enable postfix
Configure Postfix
Just follow the instructions above.
Test the Relay
Just follow the instructions above.