Anything above three system landscape in SAP is termed as N or N+1 Architecture . Sometimes a five system landscape is referred to as N+1 architecture. "N" indicates the current release in the production system and N+1 is the new release development.
Usually N+1 system landscape will have two transport paths:
1. Production Support Path (Release N)
2. Development Path (New Release N+1)
How to setup a N+1 System Landscape ?
Tags: SAP N+1 strategy, N N+1 landscape , N+1 transport paths,