.. This work is licensed under a Creative Commons Attribution 4.0 International License. .. http://creativecommons.org/licenses/by/4.0 Architecture ============ Capabilities ------------ Provides the core Service Logic Interpreter (SLI) functionality, used to execute directed graphs (DGs). Directed graphs allow service designers to define the logic to be executed within the SDN controller in a graphical format which can be updated in real time, without a need to restart the controller. .. toctree:: :maxdepth: 1 nodes.rst