Security; Parameter Overview - Siemens SIMATIC NET TeleControl S7-1200 CP 1243-1 Operating Instructions Manual

Watchdog bit
● CP monitoring
Via the watchdog bit the CPU can be informed of the status of the telecontrol
communication of the CP.
CP time of day
● CP time to CPU
Using this function, the CP can make its time of day available to the CPU.
You will find details in the STEP 7 information system.
4.8

Security

You will find an overview of the range and use of the security functions in section Industrial
Ethernet Security (Page 13).
For the configuration limits of the security functions refer to the section Configuration limits
and performance data (Page 15).
4.8.1

Parameter overview

Parameter groups
If the security functions of the CP are enabled, you will find the following parameter groups
for configuring the CP:
● CP identification
Here, you configure parameters for authorizing the CP with the telecontrol server:
● Firewall
You will find details on the parameters in the information system of STEP 7. You should
also refer to the points made in the section Firewall (Page 49).
● Time synchronization
See section Time-of-day synchronization (Page 50).
● E-mail configuration
See section E-mail configuration (Page 53).
● Log settings
Here you make the settings for logging events relevant for security.
You will find further information in the STEP 7 information system. You should also refer
to the points made in the section Log settings - Filtering of the system events (Page 54).
CP 1243-1
Operating Instructions, 12/2016, C79000-G8976-C365-02
Configuration
4.8 Security
47