Setting up vTiger Outgoing Email Server is easy – if you know how to the details required. Most of the Outgoing Email servers do not require SSL connection or any specific port, however GMail does. In order to setup GMail as an Outgoing Email Server for vTiger – you have to specify the PORT and that it’s authenticating using secure certificate.
Here’s the syntax:
Note, that it does work the same for GMail and Google Apps Accounts.
If you are getting a message “Mail could not be sent to the admin user. Please check the admin emailid/Server settings” – use the troubleshooting steps in this article.