Siemens SINUMERIK 840D sl Operating Manual page 48

Connection to the control
5.5 Establishing a modem connection
– "Allow the following exceptions"
Figure 5-15 "Security" > "Incoming calls" > "General" tab
48
"Expert mode"
The "expert mode" function is used subsequently to enable the port for the VNC
connection.
SINUMERIK Integrate Access MyMachine /P2P (PC)
Operating Manual, 11/2016, A5E39356962B AA