Running server version 1.4.2.0
Windows 10 2H22
Other computers at this location do work.
I am using ZeroTier private networking since I do not have ability to adjust corporate firewall.
I have access to the remote machine via the evil TeamViewer, for testing.
I can connect to UNV server at the machine, using loclhost (127.0.0.1) on port 5900, that works.
But I cannot connect from outside the network.
I turned off windows firewall. No difference.
From the viewer, I do not get a login prompt, just a timeout.
From my local computer running the viewer, I use Windows Telnet to the Zerotier IP on port 5900, and I get a connection, and the text
RFB 003.008
(that makes me think the port is open and receiving the request...)
I enabled logging.
Here is some stuff from the log, but I do not understand it.
What suggestions do you have to troubleshoot this?Wed May 3 17:28:04 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : WinVNCAPPMain-----Application started
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : server created ok
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : OpenInputdesktop OK
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : SelectHDESK to Default (228) from bc
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : Username SYSTEM
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : vncmenu(server)
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : clearing user settings
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : SockConnect 1
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : trying port number 5900
Wed May 3 17:28:06 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vsocket.cpp : closing socket
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : SockConnect Done 1
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncsockconnect.cpp : started socket connection thread
Wed May 3 17:28:34 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : show user properties requested
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : INITDIALOG properties
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : clearing user settings
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : SockConnect 1
Wed May 3 17:29:10 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : SockConnect 1
Wed May 3 17:29:11 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : saving current settings to registry
Wed May 3 17:29:27 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : SockConnect 1
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : saving current settings to registry
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : enddialog (OK)
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncproperties.cpp : dialog result = 1
Wed May 3 17:33:57 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : vncMenu::Shutdown: Close menu - Disconnect all - Shutdown server
--The system cannot find the file specified.
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : vncMenu WM_CLOSE call - All cleanup done
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : quitting from WM_DESTROY
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : KillAuthClients() done
--Invalid window handle.
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncmenu.cpp : vncmenu killed
--Invalid window handle.
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : ################## Closing Imp Thread
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\winvnc.cpp : ################## SHUTING DOWN SERVER ####################
--Attempt to release mutex not owned by caller.
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : shutting down server object1
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vsocket.cpp : shutdown socket
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vsocket.cpp : closing socket
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncsockconnect.cpp : quitting socket connection thread
--A blocking operation was interrupted by a call to WSACancelBlockingCall.
Wed May 3 17:33:59 2023
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vsocket.cpp : closing socket
--No connection could be made because the target machine actively refused it.
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : KillAuthClients() done
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : KillUnauthClients() done
C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\vncserver.cpp : ~server m_pDSMPlugin = NULL
Are there entries in Windows Event Viewer which I could search for, to determine if there is some other secret / stupid security policy or program which is preventing the connection via VNC? since telnet works, I am stumped. i.e. are there keywords I can search the event viewer, ie using port 5900 ?
Thank you.