Allen-Bradley PLC-5 User Manual page 205

Communicating with Devices on an Ethernet Network 11-31
Scenario Multihop Path
originating PLC-5 with Ethernet interface
to
ControlLogix controller in chassis 1
originating PLC-5 with Ethernet interface
to
PLC-5 (station 76) on DH+ link (link 12)
Note: Both 1756-DHRIO modules need routing
tables that show a path to both link 12 and the
link ID that is configured for the Ethernet port of
the originating PLC-5 controller.
originating PLC-5 with Ethernet interface
to
ControlNet PLC-5 (node 1)
Publication 1785-UM012D-EN-P - July 2005