[rhn-users] Install of VNC (Virtual Network Computing)

Shadd Gallegos shaddga at us.ibm.com
Fri Jul 8 19:47:26 UTC 2005






VNC
Description
Virtual Network Computing
Through the use of software VNC, acronym for virtual network computing,
makes it possible to interact with a computer from any computer or mobile
device on the Internet. VNC software provides cross-platform support
allowing remote control between different types of computers. To use VNC
you must have a network TCP/IP connection, a VNC server and a VNC viewer to
connect to the computer running the VNC server.

System Requirements Any system with video support, vncserver installed
(comes standard with all Linux distributions), network connectivity and a
client machine (like a laptop or desktop workstation) with VNC Viewer
installed.

Hardware Requirements

On your server none

On your client it helps to have more ram for cache

Software Requirements

Linux OS

·     ALL Distributions


Co-requisite Software

Make a script (example below) and name it xstartup

Installation and Operation Details


Estimated Duration
5 min

Installation Steps (show ALL commands used. e.g. even mount/unmount)

Step 1: Workstation Preparation
install vnc viewer on your local windows machine ie laptop or workstation

Step 2: Server Preparation
Create xstartup file on remote machine

#!/bin/sh

xrdb $HOME/.Xresources
xsetroot -solid grey

if [ -r /etc/redhat-release ]
then
      /usr/bin/gnome-session
      exit 0
fi

if [ -r /etc/SuSE-release ]
then
      startkde
      exit 0
fi

xterm -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &
twm &
exit 0

Step 3: Install Software
After you have loaded your os, set up the network on your remote machine,
and you have created your xstartup file fallow the commands below

mkdir /root/.vnc
cp xstartup /root/.vnc
service vncserver restart

·     On your server type
            vncserver :33
·     The :33 sets it to port 33 this can set this to any port just
substitute you favorite # where 33 is.
·     There can be multiple sessions open on a machine you just have to
open more ports by typing vncserver :<any number you want>


Step 4: Verify Installation

To verify from you work station open your vnc viewer type in your remote
system IP address with your port # fallowing (i.e. 9.44.64.106:33)

When prompted type in your password and hit enter the video from your
remote machine should come up on your client.

Shadd Gallegos
WW e1350 Linux Cluster Development Interface to Manufacturing
ShaddGa at us.ibm.com
Desk 919-543-4258
Cell 919-602-0001
T/L 8-441-4258


                                                                                                                                       
                      "Robert                                                                                                          
                      Pelletier"               To:       "Red Hat Network Users List" <rhn-users at redhat.com>                           
                      <bpellet at mail.csl        cc:                                                                                     
                      f.org>                   Subject:  RE: [rhn-users] Install of VNC (Virtual Network Computing)                    
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                      07/08/2005 12:34                                                                                                 
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After doing the VNCSERVER am I supposed to logoff? If so how do I do it?
Also we are connecting from another session but all they see is a gray
screen.
Do I have to do anything to the xstartup file? It is pointing to an init
file. Thanks all.
Bob



Stay COOL ! Happy Summer !

Bob Pelletier
Connecticut Student Loan Foundation
Rocky Hill, Connecticut


      -----Original Message-----
      From: Liz Ackerman [mailto:lackerman at meritalberta.com]
      Sent: Friday, July 08, 2005 12:27 PM
      To: Red Hat Network Users List
      Subject: RE: [rhn-users] Install of VNC (Virtual Network Computing)

      Thanks for the tip, Kevin...the memory stick that is.

      I have bought and downloaded the newest version of RealVNC for my
      Linux box but haven't installed it yet.  I was told by their tech
      support that will allow me to attach to the server and view the
      current session, instead of creating a new session on the server.
      Can you verify this is true??

      Thanks.

      Liz

      PS My condolences to all Londoners on your tragic losses...what a
      shock that was to hear about it on the news as we drove to work.  I
      have an uncle, aunt and cousins living in Maidenhead...getting a
      little too close to home.

      Robert Pelletier wrote:
             Good Day All. I have been asked to install VNC first on my PC
             and then the production server. I am a real Linux newbie. Can
             someone point me to a good site to down load it from or is it
             an RPM in Red Hat v9? Also is it part of RH E3? Thanks for any
             help the group can give me.

       Good, VNC is absolutely brilliant and a godsend for remote support.

       We use tightvnc (www.tightvnc.com), the RPM just installed on ES3
       and it works a charm. If you only want to use your pc as a client
       then there's no install required. Just download vncviewer and run
       it! Personally I have putty and vncviewer on a memory stick which
       give me full access to the servers.

       --
       Kevin Thorpe_______________________________________________
       rhn-users mailing list
       rhn-users at redhat.com
       https://www.redhat.com/mailman/listinfo/rhn-users
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