Siemens S7-1200 Operating Instructions Manual page 44

Configuration and operation
4.3 Information required for configuration
Information required for telecontrol communication
The following information is required for the STEP 7 configuration of the CP:
● Address of the telecontrol server
– IP address
– Name of the telecontrol server that can be resolved by DNS
– IPT listener port (55097)
If only connections with TCSB are used (no direct communication), a dynamic IP address
can be assigned to the CP by the Internet service provider.
For addressing a redundant TCSB system, refer to the section Partner stations >
Telecontrol server (Page 70).
● DNS server address(es)
You require the DNS server address if you address the telecontrol server using a name
that can be resolved by DNS and the DNS is not operated by the network provider. You
configure DNS in the parameter group "DNS configuration":
– If you do not specify an address, the DNS server address is obtained automatically
– If you want to use a different DNS server, enter its IP address. In this case, DNS
CP parameter for configuring the telecontrol server
The following parameters from the STEP 7 configuration of the CP are also required for the
configuration of the telecontrol server:
● Address and port of the telecontrol server
● Project number
● Station number
● Slot of the CP
● Telecontrol password
● Authorized phone numbers
44
or
IPT listener port of the telecontrol server. Default setting: 55097
from the network provider (recommended procedure).
servers of the network provider are not taken into account.
Operating Instructions, 01/2015, C79000-G8976-C381-01
CP 1243-7 LTE