Siemens SINUMERIK Commissioning Manual page 714

Backing up and restoring data
4.3 Operating the service PC or the PG on the network
3. Open the "Properties" dialogue box and select the option "Use the following IP address",
4. Select "Control Panel" → "System" → "Computer Name" tab to view the computer name of
5. Select "Control Panel" → "Folder Options" → "View" and activate "Use simple file sharing
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in order to enter an IP address, such as 192.168.214.250 and the subnet screen form
255.255.255.0.
the PCU: e.g. SIEMENS-ABC4711
(Recommended)", to avoid problems with the release of the directory.
Commissioning Manual, 03/2009, 6FC5397-1DP10-4BA0
PCU-Basesoftware (IM8)