The Validation Channel is the entity responsible for authorizing or rejecting the charging session.
Internal: The badge is processed by SAP E-Mobility's internal eMSP. It can be because the badge is in the Manage Badges app, or because any badge is authorized to charge at the EVSE.
Gireve: Roaming is enabled for the charging station, and the badge is recognized by Gireve.
Charging Station: Energy is delivered without authorization from previous channels.
None: No validation channel is identified and no energy is delivered.