Instruction manual

C-Bus By Demand 3
Training Manual 11
1.5 CNI Configuration
ARPstandsforAddressResolutionProtocol.ARPfunctionsareusedtodeterminethehardware
address of Ethernet devices on a network. ARP functions may be used to program the C‐Bus
NetworkInterface.
TobegintoprogramaCNIusingARPfunctions,followthestepslistedbelow:
 1) Ensure boththeCNILEDindicators are orange.Thisindicates thattheCNI is correctly
wired.
 2) ConfigureyourPCtoasimilarIPAddressandSubnetMasktotheoneyouwillassignto
theCNI.EnsurethatnootherEthernetdeviceisusingthisaddress.
 3) OpenaWindowsCommandPromptbyclickingonStartandthenRun.Typeincmdinto
therunwindowandpressenter.
 4) Type in ipconfig and press enter. This displays the IP Address and Subnet
 Mask of the
PC,toensurechangeshavetakeneffect.
This example assumes that the IP Address you want to assign to the CNI is
10.120.120.120withaSubnetMaskof255.255.0.0.TheCNIEth
ernetaddressis00‐20‐4A‐
62‐5D‐C2.
 5) In the Windows Command Prompt, enter arp –s followed by the IP address you are
assigning to the CNI. After The IP address enter the Ethernet address (which can be
foundonastickeron thesideoftheCNI).Thecommandshouldbeconstructedlikethe
linebelow.Press
enter.
•arp–s10.120.120.12000‐20‐4A‐62‐5D‐C2
 6) Typeinthefollowingcommandandpressenter.
•telnet10.120.120.1201
 7) Yougetanerrormessagesayingthataconnection couldnotbemade.
 8) Typeinthefollowingcommandandpressenter.
•telnet10.120
.120.1209999