Microsoft Update Catalog
... that downloads from the Microsoft Update Catalog are accelerated with Microsoft's Background Intelligent Transfer Service, a technology that attempts to use as little bandwidth as possible?
... that downloads from the <b id="mwF34"><a href="./Microsoft_Update_Catalog" id="mwF38" rel="mw:WikiLink" title="Microsoft Update Catalog">Microsoft Update Catalog</a></b> are accelerated with <a href="./Microsoft" id="mwF4A" rel="mw:WikiLink" title="Microsoft">Microsoft</a>'s <a href="./Background_Intelligent_Transfer_Service" id="mwF4E" rel="mw:WikiLink" title="Background Intelligent Transfer Service">Background Intelligent Transfer Service</a>, a technology that attempts to use as little <a href="./Bandwidth_(computing)" id="mwF4I" rel="mw:WikiLink" title="Bandwidth (computing)">bandwidth</a> as possible?