Error 0xC121010D

Value: -1054801651 | 0xC121010D | 3240165645

What does it mean ?

WDSMCS_E_PACKET_NOT_SIGNED  
A packet was received without a signature.
Value: 269 | 0x010D | 0b0000000100001101

Where does it come from ?

FACILITY_DEPLOYMENT_SERVICES_MULTICAST_SERVER  
Windows Deployment Services (WDS) Multicast Server
Value: 289 | 0x121 | 0b100100001

Other Errors for FACILITY_DEPLOYMENT_SERVICES_MULTICAST_SERVER