Dell KVM 2161DS - Manual (Page 43)

Installation 27
2 Attach one end of the CAT 5 cabling to the ARI port on the Console
Switch.
3 Connect the other end of the CAT 5 cable to the ACI port on the back
of your cascade switch.
4 Connect the devices to your cascaded switch according to the switch
manufacturer's recommendations.
5 Repeat steps 1-4 for all the cascade switches you wish to attach to your
Remote Console Switch system.