01 sap-exchange-and-infrastructure_overview.pdf 02 sap-exchange-and-infrastructure_system-landscape-directory.pdf 03 sap-exchange-and-infrastructure_integration-repository.pdf 04 sap-exchange-and-infrastructure_integration-directory.pdf 05 sap-exchange-and-infrastructure_proxies.pdf 06 sap-exchange-and-infrastructure_adaptors.pdf 07 sap-exchange-and-infrastructure_runtime.pdf