[CentOS] Re: vncviwer in listen mode poer number
rgm at htt-consult.com
Thu Sep 25 18:51:36 UTC 2008
Scott Silva wrote:
> on 9-25-2008 10:55 AM Robert Moskowitz spake the following:
>> I am working on the Centos wiki instructions for doing an install via
>> CD is all burned and ready to go. I then thought about the viewer
>> settings particularly the port number and firewall rules.
>> When I connect vncviewer to a vncserver it uses port(s) 590n where n
>> is the display number. OK, is that what happens when a server
>> connects back to a -listen viewer?
>> Seems not. According to the man page, it seems the default is port
>> 5500, so I have to open up this port on the 'client' system and of
>> course allow it through my internal firewall (or put the install
>> system on the same subnet as the client and not the one with the repo
>> Do I have this figured out right?
> Yes. Port 5500 is the correct one, and you might need to also have
> access to port 5900 on the new install machine just in case you get
> disconnected. Then you can re-connect and finish.
Oh course, I will have to know its dhcp leased address, but not so hard,
only 2 such on that subnet.
> I don't know if I would be comfortable installing over the internet
> with VNC since it is clear-text, but I guess it would be OK. I would
> change passwords on the new system after it is up just to feed my
Oh, all internal 'intra-nets'. I just have all of my production and lab
nets connected to a firewall to control what goes on between them.
Simple to add port 5500 to the vnc service definition.
More information about the CentOS