Error 0x80F0000A

Value: -2131754998 | 0x80F0000A | 2163212298

What does it mean ?

RTC_E_PINT_STATUS_REJECTED_CANCELLED  
Cancelled
Value: 10 | 0x000A | 0b0000000000001010

Where does it come from ?

FACILITY_PINT_STATUS_CODE  
PINT - PSTN/Internet Interworking (VoIP)
Value: 240 | 0x0F0 | 0b11110000

Other Errors for FACILITY_PINT_STATUS_CODE