Running netstat -ab does not yield the answers we want.. This is a windows
2000 pro system and the netstat options are different than on a windows xp
box.
However, netstat does not show 5900 in use at all.
I have closed the 5900 port on the router and opened 5901.
If I try to connect internally to 5900 I get a "this is not a rfb server"
something like that error message.
I suppose I could run a telnet to that port and see what comes back as a
response.





Craig Musgrove 
MCSE, MCP+I, MCP 

Sunoka Computer Services
2173 Shannon Woods Way 
Westbank, BC V4T 2R5 
[EMAIL PROTECTED] (work email) 
250-864-1785 (work number) 

 


-----Original Message-----
From: James Weatherall [mailto:[EMAIL PROTECTED] 
Sent: Monday, November 06, 2006 7:31 AM
To: 'Craig Musgrove'; 'DOUGLAS COWIE'
Cc: [email protected]
Subject: RE: RE: VNC 4.1.2 port 4900

Craig,

I would *strongly* advise you to find out what's currently using port 5900
on that server, using the netstat -ab command as I previously suggested, to
make sure it's not something malicious.

What does VNC Viewer report if you actually try connecting to port 5900?

Regards,

Wez @ RealVNC Ltd.




> -----Original Message-----
> From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> Sent: 06 November 2006 15:25
> To: 'James Weatherall'; 'DOUGLAS COWIE'
> Cc: [email protected]
> Subject: RE: RE: VNC 4.1.2 port 4900
> 
> I was wondering that myself.
> Update.. I could not get vnc to work on 5900... Somehting taking the 
> port.
> So I moved it to 5901 and configured the router to forward public 
> ports 5901 to internal 5900.
> That's the best I can do. Seems I have another computer at another 
> location misbehaving... Will work on that soon
> 
> 
> 
> 
> 
> 
> Craig Musgrove
> MCSE, MCP+I, MCP
> 
> Sunoka Computer Services
> 2173 Shannon Woods Way
> Westbank, BC V4T 2R5
> [EMAIL PROTECTED] (work email)
> 250-864-1785 (work number)
> 
>  
> 
> 
> -----Original Message-----
> From: James Weatherall [mailto:[EMAIL PROTECTED] 
> Sent: Monday, November 06, 2006 7:15 AM
> To: 'DOUGLAS COWIE'
> Cc: 'Craig Musgrove'; [email protected]
> Subject: RE: RE: VNC 4.1.2 port 4900
> 
> Hi Douglas,
> 
> Why?  How would that help?
> 
> Wez @ RealVNC Ltd.
>  
> 
> > -----Original Message-----
> > From: DOUGLAS COWIE [mailto:[EMAIL PROTECTED]
> > Sent: 06 November 2006 15:12
> > To: James Weatherall
> > Cc: 'Craig Musgrove'; [email protected]
> > Subject: Re: RE: VNC 4.1.2 port 4900
> > 
> > Could also check the %windir%\system32\DRIVERS\ETC\SERVICES 
> file......
> > 
> > ----- Original Message -----
> > From: James Weatherall <[EMAIL PROTECTED]>
> > Date: Thursday, November 2, 2006 2:49 am
> > Subject: RE: VNC 4.1.2 port 4900
> > 
> > > Hi Craig,
> > > 
> > > Check the Application Event Log - this will list the 
> reason why VNC 
> > > Server can't listen on port 5900.  If it is, asyou suggest, that 
> > > something else is using that port, then you can just run:
> > > 
> > > netstat -ab
> > > 
> > > And look for a LISTENING line for :5900, which will indicate the 
> > > programthat's causing the trouble.
> > > 
> > > Cheers,
> > > 
> > > Wez @ RealVNC Ltd.
> > > 
> > > 
> > > > -----Original Message-----
> > > > From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> > > > Sent: 02 November 2006 01:15
> > > > To: 'James Weatherall'; [email protected]
> > > > Subject: RE: VNC 4.1.2 port 4900
> > > > 
> > > > Ok I dropped a bomb on this system.. Hiackthis the heck 
> out of it.
> > > > VNC now stays on port 5900 when system reboots!.. But I
> > still cannot
> > > > connect... Even from a computer in the same network.
> > > > I check the vnc serivce icon on the taskbar... Not accepting 
> > > > connections.
> > > > Trace this to a possible port conflict.
> > > > Change the port to 5901.. System is waiting for connection... 
> > > > Connection
> > > > works when adding :5901 to viewer.
> > > > Would love to have this on port 5900...possible this service
> > > could be
> > > > running in the backgournd in a botched uninstall?
> > > > Is there any installer of service cleanup utility VNC has??
> > > > Close but not yet! 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > Craig Musgrove
> > > > MCSE, MCP+I, MCP
> > > > 
> > > > Sunoka Computer Services
> > > > 2173 Shannon Woods Way
> > > > Westbank, BC V4T 2R5
> > > > [EMAIL PROTECTED] (work email)
> > > > 250-864-1785 (work number)
> > > > 
> > > >  
> > > > 
> > > > 
> > > > -----Original Message-----
> > > > From: James Weatherall [mailto:[EMAIL PROTECTED]
> > > > Sent: Tuesday, October 31, 2006 2:54 AM
> > > > To: 'Craig Musgrove'; [email protected]
> > > > Subject: RE: VNC 4.1.2 port 4900
> > > > 
> > > > Craig,
> > > > 
> > > > Something on your computer is changing the value - you 
> may want to 
> > > > scan it for viruses or other malware that might be 
> tampering, and 
> > > > ensure that you don't have any "policies" in effect that might 
> > > > break things.
> > > > 
> > > > Wez @ RealVNC Ltd.
> > > >  
> > > > 
> > > > > -----Original Message-----
> > > > > From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> > > > > Sent: 31 October 2006 00:48
> > > > > To: 'James Weatherall'; [email protected]
> > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > 
> > > > >  
> > > > > It shows 5900 as the port...until I restart the computer
> > > > and check the
> > > > > key again.. Its then 4900 again
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > Craig Musgrove
> > > > > MCSE, MCP+I, MCP
> > > > > 
> > > > > Sunoka Computer Services
> > > > > 2173 Shannon Woods Way
> > > > > Westbank, BC V4T 2R5
> > > > > [EMAIL PROTECTED] (work email)
> > > > > 250-864-1785 (work number)
> > > > > 
> > > > >  
> > > > > 
> > > > > 
> > > > > -----Original Message-----
> > > > > From: James Weatherall [mailto:[EMAIL PROTECTED]
> > > > > Sent: Monday, October 30, 2006 3:46 AM
> > > > > To: 'Craig Musgrove'; [email protected]
> > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > 
> > > > > Craig,
> > > > > 
> > > > > What does the registry show immediately after you have re-set 
> > > > > the port to the normal value via the VNC Server Properties 
> > > > > dialog?
> > > > > 
> > > > > Regards,
> > > > > 
> > > > > Wez @ RealVNC Ltd.
> > > > > 
> > > > > 
> > > > > > -----Original Message-----
> > > > > > From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> > > > > > Sent: 27 October 2006 21:38
> > > > > > To: 'James Weatherall'; [email protected]
> > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > 
> > > > > > Thanks James.
> > > > > > This system is a windows 2000 pro system not on a domain. 
> > > > > There are no
> > > > > > policies in place.
> > > > > > I will run more scans looking for nonsense in the 
> background.
> > > > > > The registry reflects the same port misconfiguration. 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > Craig Musgrove
> > > > > > MCSE, MCP+I, MCP
> > > > > > 
> > > > > > Sunoka Computer Services
> > > > > > 2173 Shannon Woods Way
> > > > > > Westbank, BC V4T 2R5
> > > > > > [EMAIL PROTECTED] (work email)
> > > > > > 250-864-1785 (work number)
> > > > > > 
> > > > > >  
> > > > > > 
> > > > > > 
> > > > > > -----Original Message-----
> > > > > > From: James Weatherall [mailto:[EMAIL PROTECTED]
> > > > > > Sent: Friday, October 27, 2006 3:00 AM
> > > > > > To: 'Craig Musgrove'; [email protected]
> > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > 
> > > > > > Craig,
> > > > > > 
> > > > > > It sounds like something is trashing your VNC Server's
> > > > Service-Mode
> > > > > > settings.
> > > > > > 
> > > > > > If the machine's on a domain, you may want to check that 
> > > > > > someone hasn't set up a "policy" that's overriding the port 
> > > > > > number.  You may also want to run a virus checker on the 
> > > > > > system, to ensure that there's nothing tampering 
> with settings 
> > > > > > maliciously.
> > > > > > 
> > > > > > Have you verified that the Service-Mode configuration in
> > > > > the registry
> > > > > > includes the bogus port number?
> > > > > > 
> > > > > > Regards,
> > > > > > 
> > > > > > Wez @ RealVNC Ltd.
> > > > > >  
> > > > > > 
> > > > > > > -----Original Message-----
> > > > > > > From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> > > > > > > Sent: 27 October 2006 03:23
> > > > > > > To: 'James Weatherall'; [email protected]
> > > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > > 
> > > > > > > Yeah its interesting..
> > > > > > > I have made sure it's the service mode and not the user
> > > > mode I am
> > > > > > > adjusting (service mode starts when computer boots).
> > > > > > > I have uninstalled and whacked the registry of all VNC 
> > > > > > > settings...numerous times.
> > > > > > > And you say this is never been a RFB port? This is now the
> > > > > > 3rd 4.1.2
> > > > > > > install I have done which the service port is 4900... 2 of
> > > > > > the 3 stick
> > > > > > > at 5900...
> > > > > > > This one does not.
> > > > > > > I am at a loss.
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > Craig Musgrove
> > > > > > > MCSE, MCP+I, MCP
> > > > > > > 
> > > > > > > Sunoka Computer Services
> > > > > > > 2173 Shannon Woods Way
> > > > > > > Westbank, BC V4T 2R5
> > > > > > > [EMAIL PROTECTED] (work email)
> > > > > > > 250-864-1785 (work number)
> > > > > > > 
> > > > > > >  
> > > > > > > 
> > > > > > > 
> > > > > > > -----Original Message-----
> > > > > > > From: James Weatherall [mailto:[EMAIL PROTECTED]
> > > > > > > Sent: Thursday, October 26, 2006 8:15 AM
> > > > > > > To: 'Craig Musgrove'; [email protected]
> > > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > > 
> > > > > > > Hi Craig,
> > > > > > > 
> > > > > > > You may want to check the settings via the VNC Server 
> > > > > > > Properties dialog and in the registry, and ensure that 
> > > > > > > you're checking the Service-Mode, not the User-Mode 
> > > > > > > settings.  Port 4900 is not, nor has it ever
> > > been,
> > > > > > > an RFB port
> > > > > > > number, but it is exactly 1000 less than the standard RFB 
> > > > > > > port on Windows, which seems a bit of a coincidence!
> > > > > > > 
> > > > > > > Cheers,
> > > > > > > 
> > > > > > > Wez @ RealVNC Ltd.
> > > > > > > 
> > > > > > > 
> > > > > > > > -----Original Message-----
> > > > > > > > From: Craig Musgrove [mailto:[EMAIL PROTECTED]
> > > > > > > > Sent: 26 October 2006 15:53
> > > > > > > > To: 'James Weatherall'; [email protected]
> > > > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > > > 
> > > > > > > > Positive.
> > > > > > > > Last VNC app on the computer was 4.1.1 - was working
> > > fine -
> > > > > > > till the
> > > > > > > > update was required.
> > > > > > > > I am pretty sure there have never been v3 on the system
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > Craig Musgrove
> > > > > > > > MCSE, MCP+I, MCP
> > > > > > > > 
> > > > > > > > Sunoka Computer Services
> > > > > > > > 2173 Shannon Woods Way
> > > > > > > > Westbank, BC V4T 2R5
> > > > > > > > [EMAIL PROTECTED] (work email)
> > > > > > > > 250-864-1785 (work number)
> > > > > > > > 
> > > > > > > >  
> > > > > > > > 
> > > > > > > > 
> > > > > > > > -----Original Message-----
> > > > > > > > From: James Weatherall [mailto:[EMAIL PROTECTED]
> > > > > > > > Sent: Thursday, October 26, 2006 3:54 AM
> > > > > > > > To: 'Craig Musgrove'; [email protected]
> > > > > > > > Subject: RE: VNC 4.1.2 port 4900
> > > > > > > > 
> > > > > > > > Craig,
> > > > > > > > 
> > > > > > > > Are you sure you haven't accidentally installed VNC
> > > 4.1.2
> > > > > > > > without removing a
> > > > > > > > VNC 3 or VNC 3 based server first?
> > > > > > > > 
> > > > > > > > Wez @ RealVNC Ltd.
> > > > > > > >  
> > > > > > > > 
> > > > > > > > > -----Original Message-----
> > > > > > > > > From: [EMAIL PROTECTED] 
> > > > > > > > > [mailto:[EMAIL PROTECTED] On Behalf Of
> > > > > Craig Musgrove
> > > > > > > > > Sent: 25 October 2006 15:43
> > > > > > > > > To: [email protected]
> > > > > > > > > Subject: VNC 4.1.2 port 4900
> > > > > > > > > 
> > > > > > > > > I posted a question about a problem I had last week...
> > > > > > > > > I cannot get VNC to remember to use port 5900
> > > > instead of 4900
> > > > > > > > > everytime the computer starts.
> > > > > > > > > The problem still exists. No matter what I try, the
> > > server
> > > > > > > > restarts on
> > > > > > > > > a computer restart on port 4900 I have uninstalled,
> > > > > > reinstalled,
> > > > > > > > > reinstalled to new dir (messed up the service), wipped
> > > the
> > > > > > > > registry of
> > > > > > > > > each and every mention of VNC after an uninstall... 
> > > > > > > nothing works.. 
> > > > > > > > > still reboots on port 4900.
> > > > > > > > >  
> > > > > > > > > Any ideas?
> > > > > > > > >  
> > > > > > > > > 
> > > > > > > > > 
> > > > > > > > > 
> > > > > > > > > 
> > > > > > > > > 
> > > > > > > > > Craig Musgrove
> > > > > > > > > MCSE, MCP+I, MCP
> > > > > > > > > 
> > > > > > > > > Sunoka Computer Services
> > > > > > > > > 2173 Shannon Woods Way
> > > > > > > > > Westbank, BC V4T 2R5
> > > > > > > > >  <mailto:[EMAIL PROTECTED]>
> > > > > > > [EMAIL PROTECTED] (work
> > > > > > > > > email)
> > > > > > > > > 250-864-1785 (work number) 
> > > > > > > > > _______________________________________________
> > > > > > > > > VNC-List mailing list
> > > > > > > > > [email protected]
> > > > > > > > > To remove yourself from the list visit:
> > > > > > > > > http://www.realvnc.com/mailman/listinfo/vnc-list
> > > _______________________________________________
> > > VNC-List mailing list
> > > [email protected]
> > > To remove yourself from the list visit:
> > > http://www.realvnc.com/mailman/listinfo/vnc-list
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