A dedicated Ethernet port on the Quantum Ethernet remote I/O modules. The port may support 3 major functions (depending on the module type):

  • port mirroring — for diagnostic use

  • access — for connecting HMI/Control Expert/ConneXium Network Manager to the PLC

  • extended — to extend the device network to another subnet

  • disabled — disables the port, no traffic is forwarded in this mode