DRT_E_INVALID_PORT

Code: 0x80622000 (2153914368)

As HRESULT:

S: 1 (Failure)
C: 0 (Microsoft-defined)
N: 0 (Not an NTSTATUS value)
Facility: 0x062 (Unknown facility)
Code: 0x2000 (8192)

As NTSTATUS:

Sev: 2 (STATUS_SEVERITY_WARNING)
C: 0 (Microsoft-defined)
Facility: 0x062 (Unknown facility)
Code: 0x2000 (8192)

Documented in Win32

Distributed Routing Table Return Values (drt.h): 0x2000

The specified port value is NULL .