I want to insert two virtual media at the same time
Impossible with redfish api, but on screen it is possible

Model: PowerEdge R640
BMC: iDRAC 9
iDRAC Firmware: 4.20.20.20

POST /redfish/v1/Managers/iDRAC.Embedded.1/VirtualMedia/RemovableDisk/Actions/VirtualMedia.InsertMedia
Response 204

POST /redfish/v1/Managers/iDRAC.Embedded.1/VirtualMedia/CD/Actions/VirtualMedia.InsertMedia
Response 400
"Message": "The Virtual Media image server is already connected.",