Group: comp.os.linux.networking
From: Rikishi 42
Date: Friday, March 21, 2008 2:11 PM
Subject: Re: VNC port question

On 2008-03-21, 7 wrote:

>> I am taking a course at a local university and we're using a revision
>> of "Red Hat Linux Networking and System Administration." In the VNC
>> configuration section, the text states:
>>
>> "By default, VNC uses ports numbered 5900 plus the display number. In
>> this example, the display is :1, so the port number is
>
> still 5900!!
>
> The display number is like a session number.
> Suppose you had 10 users connecting to the same machine.
> Each of those persons can have the same port number but a different display
> number so that each person will be given a different screen so they can
> open up different applications and have different windows open at any one
> time. Each screen can't see the other screen but each user will feel they
> have the PC all to themselves. Each display runs independently even
> though there is only one physical graphics card.
>
> The converse of that is many users connecting to the same port and display.
> For example 10 students can connect to port 5600 display :1 so that
> they all see what teacher is demonstrating.

Mmmm. Must be a choice of configuration.

I have a Linux machine with VNC enabled. Each person connecting to that port
5901 gets a new session, not a view of the machines monitor.

BTW, you didn't answer his question. :-)



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