The DEMO version only includes 10 pages:
http://board.support
http://board.support/docs/api/web.html
http://board.support/changes.html
http://board.support/synch/manual.html
http://board.support/hire-us.html
http://board.support/docs/files/password_p-123456.html
http://board.support/articles-demo_article-Ucsx6.html
http://board.support/articles-demo_category-LnNaZ.html
http://board.support/docs/api/use-cases.html
http://board.support/docs/api/js.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www6.waybackmachinedownloader.com/website-downloader-online/scrape-all-files/ to buy a fully functioning site.
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