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The settings for the right to veto are stored in file tcu.ini and are only effective if the
operating software is installed on the PCU/IPC. You can use the operating software on the OP
or TCU in the same way as on an OP connected directly to the PCU/IPC.
6.2.5
Example: How to select the behavior of the TCUs during boot up
Example: Distributing boot support across two PCUs/IPCs
Make the following settings to distribute the boot support across two PCUs/IPCs:
• On PCU_1/IPC_1, select "Boot support runtime and configuration only (TFTP/FTP)"
• On PCU_2/IPC_2, select "Boot support IP address only (DHCP)"
• On PCU_3/IPC_3, select the configuration "No boot support"
TCU_1
192.168.214.10
VNC connections:
192.168.214.241
192.168.214.242
192.168.214.243
PCU_1/IPC_1
192.168.214.241
Services:
X DHCP
✔ TFTP
✔ FTP
✔ VNC
In this case, PCU_2/IPC_2 serves as the DHCP server which provides the IP addresses for the
connected TCUs. PCU_3/IPC_3 is not involved in booting the TCUs, it is however displayed by
the TCUs using VNC.
TCU 30.3
Equipment Manual, 03/2023, A5E40874197B AD
TCU_2
192.168.214.11
VNC connections:
192.168.214.241
192.168.214.243
Switch to system network
PCU_2/IPC_2
192.168.214.242
Services:
✔ DHCP
X TFTP
X FTP
✔ VNC
Company network
TCU_3
192.168.214.12
VNC connections:
192.168.214.241
192.168.214.243
PCU_3/IPC_3
192.168.214.243
Services:
X DHCP
X TFTP
X FTP
✔ VNC
Networking
6.2 Commissioning TCU
TCU_4
192.168.214.13
VNC connections:
192.168.214.241
192.168.214.242
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