Create an access list to allow the following communications
Inbound to your webserver.
Pick at least one of the following to set up
Access to an email server (choose one and either set it up or just virtually set it up).
Access to https (set it up or virtually set it up). (just make a simple page)
a mysql database server (set it up or virtually set it up). (make a table to access or write to from a web page)
Something else?