Error 0x80EE001D

Value: -2131886051 | 0x80EE001D | 2163081245

What does it mean ?

RTC_E_SIP_SSL_NEGOTIATION_TIMEOUT  
Timeout during SSL Negotiation
Value: 29 | 0x001D | 0b0000000000011101

Where does it come from ?

FACILITY_RTC_INTERFACE  
RTC - Real-time Communications
Value: 238 | 0x0EE | 0b11101110

Other Errors for FACILITY_RTC_INTERFACE