Configure exim4 to send emails via smtp.gmail.com

1. Install exim4:

   sudo apt-get install exim4-daemon-light openssl
   

2. Configure exim4:

   sudo dpkg-reconfigure exim4-config
   

   • General type of mail configuration: Mail sent by smarthost; no local mail
   • IP address or host name of the outgoing smarthost: smtp.gmail.com:587
3. Edit /etc/exim4/passwd.client file, add a line contains the gmail user name and password in the following format:

   smtp.gmail.com:username@gmail.com:password
   

4. Generate exim4 certificate:

   sudo /usr/share/doc/exim4-base/examples/exim-gencert
   

5. echo "MAIN_TLS_ENABLE = 1" >> /etc/exim4/exim4.conf.localmacros
   

6. Reload exim4:

   /etc/init.d/exim4 reload
   

Note:

• The commands above tested on Ubuntu Linux 11.10
• To send a test email from command line:

  echo "this is a test mail." | mail -s "test" youremail@yourdomain.org
  

• if mail is not installed, try

  sudo apt-get install mailutils
  

see also

• Configure postfix to send emails via smtp.gmail.com
• Import Gmail certificate into java keystore
• Configure exim4 to send emails via smtp.gmail.com
• Exim Authenticated Smarthost
• Configure Gmail clients