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Which license will you use?
Obtain a license file
Will you use the embedded Apache Tomcat or will you use a manually installed one or the one provided by your Linux distribution?
Which SQL database will you use?
Collect connection information and credentials
How should the Universal Messenger send e-mails? Note that the UM itself is not an MTA but rather an MTU. It will always need an SMTP server or an external e-mail sending service. There are many considerations about which is the best way to send e-mails in a way that it will not harm the MTA’s reputation, especially if you are planning to send a lot of e-mails.
Collect connection information and credentials before installation.
Which e-mail address(es) will be used to send the e-mails, i.e. what will be the sender address in the e-mail?
Collect e-mail addresses and sender names.
If and how will you cope with bounces or auto-replies? Will you use a technical sender e-mail address (envelope sender) which will be able to receive bounces and auto-replies? If so, can the Universal Messenger connect to an IMAP mailbox to read those e-mails?
Collect technical sender e-mail address
Collect IMAP connection information and credentials
Will the MTA for the technical sender e-mail address be able to use Variable envelope return path, i.e. an e-mail address which consists of a fixed part and a variable part.
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A deep dive into the MTA topic “E-mail” can be found here: Sending e-mails |