Siemens Simantic Net NCM for Industrial Ethernet S7 User Manual

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Communication via Ethernet CPs in S7 Stations

32

SIMATIC NET NCM S7 for Industrial Ethernet

C79000-G8976-C129–06

Variants

Before configuring networks with STEP 7, you should be aware of the various
configurations possible in the STEP 7 project. The following configurations are
typical for stations networked with CPs:

Variant (examples)

Characteristics/Configuration

1

1 subnet – 1 project

2

Additional SIMATIC S5 stations and stations with equipment of other vendors

3

2 or more subnets – 1 project

4

1 subnet – more than one project

5

More than one subnet – more than one project

6

Internetwork connections (TCP)

These variants will be used as a basis to illustrate how real configurations can be
created in STEP 7 projects.