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Installation, connection, commissioning, removal
5.3 Installing and connecting
CP 443-1 Advanced
Equipment Manual, 03/2023, C79000-G8976-C256-07
47
Note
Autocrossing mechanism
- effects on the connections
For small local area networks or for connecting several Ethernet devices, a 4
port switch has
been integrated in the CP 443
-1 Advanced.
With the autocrossing mechanism integrated in the switch, it is possible to use a standard
cable to connect the PG/PC. A
crossover cable is not necessary.
Please note the following points:
Manual configuration
If a port is set to manual configuration and autonegotiation is disabled, the autocrossing
mechanism is also disabled for this port. Which cable you need to use depends on the
partner device (network component or end device).
In the factory, the ports are set for automatic configuration.
For more information, refer to section Network settings (Page 59).
Connecting switches
If you connect further switches, make sure that no ring is formed in the network.
Figure 5-1 Connecting switches (a cross denotes an impermissible connection)
Note
MRP configuration
With an MRP configuration, keep to the setup guidelines for MRP.
You can find connection examples and MRP setup guidelines in the general Part A of this
manual /2/ (Page 103).

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