IEC17000044-1-en.vsdxIEC17000044 V1 EN-USFigure 402: Merging unit20.3.2 Setting guidelines GUID-3449AB24-8C9D-4D9A-BD46-5DDF59A0F8E3 v1For information on the merging unit setting guidelines, see section IEC/UCA61850-9-2LE communication protocol.20.4 Routes20.4.1 Application GUID-19616AC4-0FFD-4FF4-9198-5E33938E5ABD v1Setting up a route enables communication to a device that is located in anothersubnetwork. Routing is used when the destination device is not in the samesubnetwork as the default gateway.The route specifies that when a package is sent to the destination device it shouldbe sent through the selected router. If no route is specified the source device willnot find the destination device.20.4.2 Setting guidelines GUID-2C4A312A-00DC-44C8-B2D9-CD0822E1C806 v1Routes are configured using the Ethernet configuration tool in PCM600.Operation for the route can be set to On/Off by checking and unchecking thecheck-box in the operation column.Gateway specifies the address of the gateway.Destination specifies the destination.Destination subnet mask specifies the subnetwork mask of the destination.Section 20 1MRK 506 369-UEN BEthernet-based communication808 Line distance protection REL670 2.2 IECApplication manual