Architecting and designing : TOGAF : Building deliverables for the TOGAF Architecture Development Method : Building deliverables for phase B: Business architecture : Business Architecture diagram elements
  
Business Architecture diagram elements
The Business Architecture diagram enables you to graphically model Architecture Building Blocks and Solution Building Blocks and the data flowing between them. There are four symbols and one relationship available with the diagram.
See
Architecture building block
Solution building block
System
External
Data flow line