Authentication Failure

James Weatherall jnw "at" realvnc.com
Sat Oct 16 09:12:01 2004


Michael,

Firstly, RFB 003.003 is not the standard response you'd expect from VNC
Server 4, unless it has been run with the Protocol3.3 flag set.  So it
sounds as though you have installed something other than VNC Server 4 on
their NT 4 server.

Cheers,

Wez @ RealVNC Ltd.


> Today, I had our Europe office install the VNC server on 
> their Windows NT 4.0 server and set the password.  We have a 
> VPN between locations.  I started the viewer on my Windows XP 
> Pro SP1 workstation, entered the server ip and I was prompted 
> for the password.
> 
> I entered the password and received 'authentication failure' 
> from the VNC viewer.
> 
> In the archives, someone said to try telneting to the server 
> with port 5900.
> I did that and I received the header information RFB 003.003. 
>  I had the Europe office use all the defaults during the 
> installation of the VNC server just as I did here in the U.S.