Portal – (Portal Site) - The Portal is the starting page of a larger web or possibly interactive TV destination, particularly one that's frequently visited by others. Yahoo’s web portal is located at www.yahoo.com. The interactive TV portal could be the Electronic Program Guide (Interactive Program Guide) which your TV system opens up to.

Web Portal Solutions (Internet Portal solutions) - Web site development and management technology for high traffic Web sites.

Portal Software Solutions - Software for high traffic web sites, intranets, and extranets.

Niche
Portal - A major network (including Internet) destination for a specific product or service. Microsoft.com is a niche portal for Microsoft products.

Info-portal