# HPE iLO 7 v1.25 reference documents overview

HPE iLO Redfish reference documents consist of three documents bound to a specific iLO firmware version:

- [Resource map](/docs/redfishservices/ilos/ilo7/ilo7_125/ilo7_resmap125/)
- Resource definitions (i.e. [ServiceRoot](/docs/redfishservices/ilos/ilo7/ilo7_125/ilo7_serviceroot_resourcedefns125/))
- [Error messages](/docs/redfishservices/ilos/ilo7/ilo7_125/ilo7_msgregs125/)