Start Level 1 Node: SAP Supply Network Collaboration (SAP SNC)SAP Supply Network Collaboration (SAP SNC)End Level 1 Node: SAP Supply Network Collaboration (SAP SNC)
   Start Level 2 Node: SAP Supply Network Collaboration (SAP SNC)SAP Supply Network Collaboration (SAP SNC)End Level 2 Node: SAP Supply Network Collaboration (SAP SNC)
   Start Level 2 Node: SCM BasisSCM BasisEnd Level 2 Node: SCM Basis
   Start Level 2 Node: SAP Event ManagementSAP Event ManagementEnd Level 2 Node: SAP Event Management
   Start Level 2 Node: Cross-Application ServicesCross-Application ServicesEnd Level 2 Node: Cross-Application Services