VNC Setup

thefish8

Senior member
Apr 17, 2001
291
0
0
I've been trying to set up Ultra VNC on my machine, I am unable to connect to it from another computer though. I opened up for 5900 on my router, Windows firewall is disabled and I am running Avast antivirus. What else do I need to look at? Thanks in advance.
 

networkman

Lifer
Apr 23, 2000
10,436
1
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Each PC that needs to be controlled by another needs to be running the Server version of UVNC. The Viewer on your PC then connects to the UVNC Server on the other PC, and vice versa.
 

thefish8

Senior member
Apr 17, 2001
291
0
0
I understand, I'm trying to run the server side. I can't figure out what is blocking others from connecting to my machine.
 

Tsaico

Platinum Member
Oct 21, 2000
2,669
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It could be their side too, you need to make sure both firewalls have the same settings. The second most common thing (especially since you are most likely behind a firewall/home router) is the router is not forwarding the ports to the correct machine. Just having it open isn't enough. The router needs to know where to send the information once it hits the router. It might not even have anything to do with your home setup and it is being blocked at your ISP, and may require a call to their tech support to make sure you get raw internet or at least that 5900 open. It also gets a lot more complicated and time intesive if you want to control multiple computers behind a single router from a remote location. This is a common problem with VNC and any of it's variations. But for a free program, can't beat it!

You can also try going to www.logmein.com and try their service for free. I have the subscription based one and it works great since I can also transfer files and other system maintenance. The free version allows for just remote control, which I think is what you really want. It passes over port 80 like internet traffic and while the service is running, it keeps a lifeline to logmein's servers that will direct traffic to where you are. It is a gaurantee to work, the only caveat is some people do not like the idea of a central server having access to computers. (if logmein were to ever get successfully hacked, then that hacker would have access to everyone's desktops) But if you are willing to trust just a password and no username to gain desktop access to your computer, I don't think you would care much about this slight risk.
 

TheSophist

Member
Jan 18, 2006
67
0
0
Try changing the port number on the server side. Then open that port on both firewalls. Make sure the client is configured to use the new port number. Also, could you please describe your topology. Are you accessing this on a LAN, or through the internet??





TheSophist