VNC is software that shows the screen contents of a remote computer on a local computer, and also sends keyboard actions and mouse movements of the local computer to the remote computer.
Application
Related topics
- Firewall settings
- Remote Desktop Manager (option 133)
Description of function
The VNC menu item opens the VNC settings window. The menu item can be found in the Network/Remote Access group of the Settings application.
Buttons and icons
The VNC settings window contains the following buttons and icons:
Button and icon | Meaning |
---|---|
Add | Add new VNC viewer or client |
Remove | Delete the selected client Only possible with manually entered clients. |
Edit | Edit the configuration of the selected client |
Update | Refresh view Required with connection attempts during which the dialog is open. |
Set preferred owner of the focus | Activate the Preferred owner of the focus check box |
![]() | Another client owns the focus Mouse and keyboard are disabled |
![]() | You own the focus Entries can be made |
![]() | Prompt by another client to receive the focus Mouse and keyboard are disabled until the focus is assigned. |
VNC participant settings area
In the VNC participant settings area, the control shows a list of all clients.
The control displays the following contents:
Column | Contents |
---|---|
Computer name | IP address or computer name |
VNC | Connection of the client to the VNC viewer |
VNC Focus | The client participates in the focus assignment |
Type |
Manually entered client This client is not permitted to connect. Client via a TeleService connection Other computer that retrieves an IP address from this computer. |
Global settings area
In the Global settings area you can define the following settings:
Function | Meaning |
---|---|
Enable RemoteAccess and IPC | If the check box is selected, the connection is always permitted. |
Password verification | Client must enter a password for verification The control opens a window when you select the check box. In this window you define the password for this client. The client must enter the password when establishing the connection. |
Enabling other VNC area
In the Enabling other VNC area you can define the following settings:
Function | Meaning |
---|---|
Deny | Other VNC clients are not permitted. |
Inquire | A dialog opens when another VNC client wants to connect. You must grant permission for this connection. |
Permitted | Other VNC clients are permitted. |
VNC Focus Settings area
In the VNC Focus Settings area, you can make the following settings:
Function | Meaning |
---|---|
Enabling VNC focus | Enables focus assignment for this system When the check box is inactive, the focus owner actively gives away the focus by using the focus symbol. The remaining clients can request the focus only after it was given away. |
Reset the CapsLock key when changing the focus | When the check box is active and the focus owner has activated the CapsLock key, the CapsLock key is deactivated in a focus change. Only if the Enabling VNC focus check box is active |
Enable Concurrency VNC Focus | When the check box is active, every client can request the focus at any time. The focus owner does not need to give away the focus before to enable that. When a client requests the focus, a pop-up window opens for all clients. If no client objects to the request within the pre-set period of time, the focus changes after the defined time limit. Only if the Enabling VNC focus check box is active |
Timeout Concurrency VNC Focus | Period of time after requesting the focus during which the focus owner can object to the focus change (at most 60 seconds). This period of time is set by moving a slider. When a client requests the focus, a pop-up window opens for all clients. If no client objects to the request within the pre-set period of time, the focus changes after the defined time limit. Only if the Enabling VNC focus check box is active |
Activate the Enabling VNC focus check box only in connection with HEIDENHAIN devices provided especially for purpose (e.g., ITC industrial computers).
Notes
- The machine manufacturer defines the procedure for assigning the focus with multiple clients or operating units. Focus assignment depends on the setup and operating situation of the machine tool.
- The control displays a message if the firewall settings of the control do not permit the VNC protocol for all clients.
Refer to your machine manual.
Definition
Abbreviation | Definition |
---|---|
VNC (virtual network computing) | VNC is software with which another computer can be controlled over a network connection. |