Special functions of the CPU 410 
  9.3 Security event logging 
CPU 410 Process Automation/CPU 410 SMART 
System Manual, 05/2017, A5E31622160-AC 
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Connection parameters 
 (optional) 
  The following parameters are summarized under the term "Connection 
parameters": 
•  Connection_id, Session ID 
•  Protocol 
•  Application protocol 
•  Connection type 
•  Gateway session ID 
•  Source addresses 
–  Source IP address 
–  Source MAC address 
–  SourcePort 
–  Source tsap id 
–  Source subnet id 
–  Source Profibus address 
–  Source C-bus rack number 
–  Source C-bus slot number 
•  Destination addresses 
–  Destination IP address 
–  Destination MAC address 
–  Destination port 
–  Destination tsap id 
–  Destination subnet id 
–  Destination Profibus address 
–  Destination K bus rack number 
–  Destination C-bus slot number 
Contains the number of overwritten unsent security events 
 
 
Note 
You can request the details of specific encodings from Customer Support.
 
The following table provides an overview of the individual events. 
 
Security Event Severity meaning 
SE_NETWORK_SUCCESSFUL_LOGON 
Connection established with correct authentication 
4  SE_NETWORK_UNSUCCESSFUL_LOGON  Error occurred during logon. 
 Incorrect password or logon not currently possible (due to