CISCO 

https://www.netacad.com/

SAP-ABAP

https://calcutta.cob.csuchico.edu:8037/sap/bc/gui/sap/its/webgui/?sap-client=110&sap-language=EN#

SAP-GBI

https://vichy.cob.csuchico.edu:8031/sap/bc/gui/sap/its/webgui/?