UBB.threads PHP Forum Software Community Forums Resources and Customizing How Do I? Title Edit & Other Question

"FORUM LIST" = List of all your forums, aka the "forum summary" page. This is the default home page if the portal is turned off.

"PORTAL PAGE" = Main forum entry page, if it is enabled. If the portal is not enabled, the home page will be "FORUM LIST"


Regarding trailing slashes in your URL -
https://moz.com/community/q/trailing-slash-at-end-of-url
and
http://googlewebmastercentral.blogspot.com/2010/04/to-slash-or-not-to-slash.html