VNC Server
TigerVNC (Tiger Digital Community Computing) is a system for graphical desktop sharing which lets you remotely management different computer systems. It really works on the client-server precept: a server shares its output (vncserver) and a consumer (vncviewer) connects to the server. It makes use of the Distant Body Buffer protocol to remotely management one other pc. It transmits the keyboard and mouse enter from one pc to a different, relaying the graphical-screen updates, over a community.
Set up TigerVNC Server
Open the terminal, login as root and subject following command.
yum set up tigervnc-server
On the obtain immediate press “y” to proceed set up course of.
Configuring VNC Server
The VNC server may be configured to begin a show for a number of customers accounts that are already obtainable on the system. We have to copy a configuration file named /and so on/systemd/system/vncserver@.service. To create this file, copy the /usr/lib/systemd/system/vncserver@.service file as root
cp /usr/lib/systemd/system/vncserver@.service /and so on/systemd/system/vncserver@.service
vi /and so on/systemd/system/vncserver@.service
Transfer to the top of the file on line quantity 41 change with the consumer on which distant connection is meant. In my case it’s consumer “duke”, already created on the system. You need to put any consumer obtainable in your system. Save and shut the file.
Now, its time to set the password for the consumer outlined within the configuration file. The password should no less than be 6 characters lengthy.
For this we should swap consumer from root to the consumer outlined in vnc configuration file (ie duke).
[root@localhost duke]# su - duke
[duke@localhost ~]$ vncpasswd
Swap again to root consumer and subject the next command to reload the configuration adjustments, begin the service and allow it to begin on each reboot.
systemctl daemon-reload
systemctl begin vncserver@:1
systemctl allow vncserver@:1Firewall Configuration For Single VNC Session
VNC allocates TCP port numbers ranging from 5901. Firewall if enabled, will block incoming site visitors on that port.
With the intention to enable exterior VNC purchasers to hook up with the VNC server, we must configure a firewall rule that may enable VNC port site visitors to move by the firewall.
A number of VNC classes may have incremental port numbers like 5901/TCP, 5902/TCP, 5903 and so forth.
Challenge following command so as to add the rule for all ports which might be at the moment listening on VNC service (in our case it’s 5901/tcp solely).
firewall-cmd --add-port=5901/tcp
firewall-cmd --add-port=5901/tcp --permanent
VNC Server Configuration for A number of Customers
VNC classes for a number of customers may be configured on identical server. We have to copy the configuration template file for every consumer individually.
cp /usr/lib/systemd/system/vncserver@.service /and so on/systemd/system/vncserver-duke2@.service
cp /usr/lib/systemd/system/vncserver@.service /and so on/systemd/system/vncserver-duke3@.service
Open every file utilizing vim and substitute token inside every file with acceptable consumer, that’s already obtainable on the system.
vi /and so on/systemd/system/vncserver-duke2@.service
vi /and so on/systemd/system/vncserver-duke3@.service
Login to every consumer and assign vnc password.
[root@localhost duke]# su - duke2
[duke2@localhost ~]$ vncpasswd
[duke2@localhost ~]$ su – duke3
[duke3@localhost ~]$ vncpasswd
Reload daemon, begin and allow providers as proven beneath.
systemctl daemon-reload
systemctl begin vncserver-duke2@:4.service
systemctl begin vncserver-duke3@:5.service
systemctl allow vncserver-duke2@:4.service
systemctl allow vncserver-duke3@:5.service
Firewall Configuration For A number of VNC Periods
Now we are going to add firewall guidelines to permit traffice from 5904/tcp and 5905/tcp
firewall-cmd --add-port=5904/tcp
firewall-cmd --add-port=5904/tcp --permanent
firewall-cmd --add-port=5905/tcp
firewall-cmd --add-port=5905/tcp --permanent
VNC Viewer or VNC Shopper
Obtain VNC viewer in your OS here and set up it.
After profitable set up, Open VNC Viewer and supply the IP tackle of the VNC server and connection/service id separated by : like following
eg.
192.168.100.110:1
192.168.100.110:4
192.168.100.110:5
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