IDENTIFY THE LOGO

                                               answer added on 25/3/2012

IBM Lotus Notes is the client of a collaborative client-server platform. IBM Lotus Domino is the application server.
Lotus Notes provides integrated collaboration functionality, including
email, calendaring, contacts management, to do tracking, instant
messaging, an office productivity suite (IBM Lotus Symphony),
and access to other Lotus Domino applications and databases. Lotus
Notes can also be integrated with additional collaboration capabilities
including voice and video conferencing, online meetings, discussions,
forums, blogs, file sharing, microblogs, and user directories. In
addition to these standard applications the organization may use the IBM
Lotus Domino Designer development environment and other tools to
develop additional integrated applications such as request approval /
workflow and document management.