Siemens SINUMERIK Commissioning Manual page 727

5. By right-clicking a network station from the list, you can execute the following actions via
Additional Options
1. Use this button to start the VNC viewer.
2. Use the "Option" button to set parameters for the search.
PCU-Basesoftware (IM8)
Commissioning Manual, 03/2009, 6FC5397-1DP10-4BA0
a pop-up menu:
– "VNC": Connecting directly to the VNC server and, if applicable, operating the HMI.
– "VNC → Auto reconnect": Corresponds to the option "Automatic reconnect if the server
closes the connection" in order to restore the connection to the selected network
station.
– Ping: Opens a command shell and executes the "ping" command to the selected
network station.
Note
Operation via a VNC viewer:
A system can only be monitored from another station via an external VNC viewer
(default).
To view the system from another station, this function must be enabled by the system.
You can find the settings for this in the "System Network Center" or directly in tcu.ini in
the [VNCViewer] section.
Should you wish to access a PCU 50.3 via the company network using the VNC
scanner or VNC viewer, port 5900 must be added on the PCU 50.3 under "Control
Panel" → "Windows Firewall" → "Exceptions".
Reference: Operator Components and Networking Manual
Figure 5-4 VNC scanner: Set search parameters
5.4 How to search for stations within the system network
Service and diagnostics
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