What statement about the traffic between PLC1 and PLC2 is true?

An OT architect has deployed a Layer 2 switch in the OT network at Level 1 the Purdue model-process control. The purpose of the Layer 2 switch is to segment traffic between PLC1 and PLC2 with two VLANs. All the traffic between PLC1 and PLC2 must first flow through the Layer 2 switch and then through the FortiGate device in the Level 2 supervisory control network.

What statement about the traffic between PLC1 and PLC2 is true?
A . The Layer 2 switch rewrites VLAN tags before sending traffic to the FortiGate device.
B . The Layer 2 switches routes any traffic to the FortiGate device through an Ethernet link.
C . PLC1 and PLC2 traffic must flow through the Layer-2 switch trunk link to the FortiGate device.
D . In order to communicate, PLC1 must be in the same VLAN as PLC2.

View Answer

Answer: C

Explanation:

The statement that is true about the traffic between PLC1 and PLC2 is that PLC1 and PLC2 traffic must flow through the Layer-2 switch trunk link to the FortiGate device.