Requirements For Operation - Siemens S7-1200 Operating Instructions Manual

Messages: E-mail / SMS
Up to 10 messages can be configured in STEP 7 and sent as e-mails or SMS messages.
Maximum number of characters that can be transferred per SMS message: 160 ASCII
characters including any value sent at the same time
Maximum number of characters that can be transferred per e-mail: 256 ASCII characters
including any value sent at the same time
IPsec tunnel (VPN)
An IPsec tunnel can be established for secure communication with another Security module.
Firewall rules
The maximum number of firewall rules in advanced firewall mode is limited to 256.
The firewall rules are divided up as follows:
● Maximum 226 rules with individual addresses
● Maximum 30 rules with address ranges or network addresses
(e.g. 140.90.120.1 - 140.90.120.20 or 140.90.120.0/16)
● Maximum 128 rules with limitation of the transmission speed ("Bandwidth limitation")
1.5

Requirements for operation

Hardware requirements
Apart from the CP in the remote S7-1200, the following hardware is also required:
● A CPU with firmware version as of V4.1
● An external antenna for the CP
Use only antennas from the accessories program for the CP, refer to the appendix
Antenna (Page 125).
● For telecontrol communication, a PC with an Internet connection is required for the
telecontrol server in the master station.
● If you intend to use TeleService via mobile wireless, a TeleService gateway with Internet
access is required for configurations without a telecontrol server. This is a PC on which
the "TS Gateway" software is installed, see appendix TS Gateway (Page 125).
CP 1243-7 LTE
Operating Instructions, 01/2015, C79000-G8976-C381-01
Application and properties
1.5 Requirements for operation
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