Preface
CP 1543-1
4 Operating Instructions, 12/2019, C79000-G8976-C289-08
The MAC address is printed on the housing.
If you configure a MAC address (ISO transport connections), we recommend that you use
the MAC address printed on the module for module configuration! This ensures that you
assign a unique MAC address in the subnet!
Purpose of the documentation
This manual supplements the S7-1500 system manual.
With the information in this manual and the system manual, you will be able to commission
the communications processor.
New in this issue
● Firmware version V2.2 with the following new functions:
Support of the virtual interface of the CPU, see section Virtual interface of the CPU
(Page 37).
● New ATEX/IECEx approval
● Editorial revision
Version history
● Firmware version V2.1 with the following new functions:
– Extended security settings using IP routing via the backplane bus, see section IP
routing (Page 36).
● Firmware version V2.0 with the following new functions:
– Secure OUC (Open User Communication) via TCP/IP
– Secure Mail: New system data types (SDTs) for transferring e-mails
Alternative: Non secure transfer via port 25 or secure transfer via port 587
– Operation as FTP server: Access to the SIMATIC memory card of the CPU
– IP routing via the backplane bus
Replaced edition
Edition 05/2017
Current manual release on the Internet
You will find the current version of this manual on the Internet pages of Siemens Industry
Online Support:
Link: (https://support.industry.siemens.com/cs/ww/en/ps/15340/man)