CeBIT 2015 kicked off at Sydney Olympic Park with the usual day one mix of keynotes and the trade show. The Prime Minister, Tony Abbott, delivered a keynote address - via video link. The Lord Mayor of Sydney, Clover Moore, and MSW Minister for Finance, Services and Property, Dominic Perrottet, also spoke. This slideshow looks at the ever popular trade show. Photographer IAN SHARP was there to catch the action.