Configuring with Web Based Management   
6.5 "System" menu 
  SCALANCE W780/W740 to IEEE 802.11n Web Based Management 
256  Configuration Manual, 08/2018, C79000-G8976-C267-13 
The Ethernet interface can be configured in STEP 7 if the following requirements are met: 
●  STEP 7 V13 Update 3 with HSP0107 or 
●  STEP7 version 5.5.4 with GSDML version 2.31 
The diagnostics functions can also be used. The WLAN interface cannot be configured with 
STEP 7. 
PROFINET for client devices 
If a client is to be used as a PROFINET device, the MAC address of the client must be 
specified as follows (MAC Mode): 
●  Own 
In the network beyond the device, only IP communication and no PROFINET is possible. 
●  Layer 2 Tunnel 
The client and the devices downstream from it can be used as PROFINET devices. 
 
Note 
If "Automatic" or "Manual" is configured as the MAC mode for a client, this device cannot 
be used as a PROFINET device.
 
 
On this page, you configure the mode of EtherNet/IP.