The purpose of this paper is to introduce the SAP NetWeaver – Based System Landscapes. This paper is based upon SAP NetWeaver Release 7.0 (2004s). Target audiences for this paper will be people with some technical inclination, who want to get a better understanding of SAP NetWeaver landscape design, and what it can do for our customers. This paper relies on an understanding of SAP systems based upon release 4.6C and below. It is intended to give the reader a basic awareness of the differences, new features and issues introduced by the technology of SAP NetWeaver 7.0.