Table of contents
CP 1243-1
8 Operating Instructions, 12/2016, C79000-G8976-C365-02
4.7.2 Addressing in the redundant TCSB system ........................................................................... 45
4.7.3 Partner for inter-station communication ................................................................................. 45
4.8 Security .................................................................................................................................. 47
4.8.1 Parameter overview ............................................................................................................... 47
4.8.2 CP identification ..................................................................................................................... 48
4.8.3 Firewall ................................................................................................................................... 49
4.8.3.1 Pre-check of messages by the MAC firewall. ........................................................................ 49
4.8.3.2 Notation for the source IP address (advanced firewall mode) ............................................... 49
4.8.3.3 Firewall settings for configured connection connections via a VPN tunnel ........................... 49
4.8.3.4 Settings for online security diagnostics and downloading to station with the firewall
activated ................................................................................................................................. 49
4.8.4 Time-of-day synchronization .................................................................................................. 50
4.8.5 E-mail configuration ............................................................................................................... 53
4.8.6 Log settings - Filtering of the system events ......................................................................... 54
4.8.7 SNMP ..................................................................................................................................... 54
4.8.8 Certificate manager ................................................................................................................ 55
4.8.9 Handling certificates ............................................................................................................... 56
4.8.10 VPN ........................................................................................................................................ 58
4.8.10.1 VPN (Virtual Private Network) ................................................................................................ 58
4.8.10.2 Creating a VPN tunnel for S7 communication between stations ........................................... 59
4.8.10.3 VPN communication with SOFTNET Security Client (engineering station) ........................... 61
4.8.10.4 Creating the VPN connection telecontrol server .................................................................... 62
4.8.10.5 Establishment of VPN tunnel communication between the CP and SCALANCE M ............. 62
4.8.10.6 CP as passive subscriber of VPN connections ...................................................................... 63
4.8.10.7 SYSLOG ................................................................................................................................ 63
4.8.11 Configuration of the TeleService access ............................................................................... 63
4.9 Data points ............................................................................................................................. 65
4.9.1 Configuring data points and messages ................................................................................. 65
4.9.2 Syntax of the data point names ............................................................................................. 71
4.9.3 Datapoint types ...................................................................................................................... 71
4.9.4 Status IDs of data points ........................................................................................................ 72
4.9.5 Data point index ..................................................................................................................... 73
4.9.6 Read cycle ............................................................................................................................. 74
4.9.7 Process image, type of transmission, event classes, triggers ............................................... 75
4.9.8 "Trigger“ tab ........................................................................................................................... 78
4.9.9 Threshold value trigger ................................................................
.......................................... 79
4.9.10 Analog value preprocessing ................................................................................................... 81
4.9.11 Partner stations: Configuring the inter-station communication .............................................. 87
4.10 Messages ............................................................................................................................... 88
4.11 Access to the Web server ...................................................................................................... 90
5 Diagnostics and upkeep ........................................................................................................................ 91
5.1 Diagnostics options ................................................................................................................ 91
5.2 Online security diagnostics via port 8448 .............................................................................. 92
5.3 Online functions and TeleService .......................................................................................... 93
5.4 SNMP ..................................................................................................................................... 94
5.5 Processing status of e-mails .................................................................................................. 96
5.6 Downloading firmware ........................................................................................................... 98