Error 0x80EF012E

Value: -2131820242 | 0x80EF012E | 2163147054

What does it mean ?

RTC_E_STATUS_REDIRECT_MOVED_TEMPORARILY  
Moved Temporarily
Value: 302 | 0x012E | 0b0000000100101110

Where does it come from ?

FACILITY_SIP_STATUS_CODE  
SIP - Session Initiation Protocol (VoIP)
Value: 239 | 0x0EF | 0b11101111

Other Errors for FACILITY_SIP_STATUS_CODE