Communication, 1 set the fms ip address, 1 obtain the ethernet address (mac address) – RLE FMS V.1.13 User Manual

Page 35: 2 use the arp command

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FMS User Guide

35

2

Getting Started

2.3. Communication

The FMS will not communicate over a user’s network the first time it is connected to the

network. The manufacturer programs the FMS with a default IP address: 10.0.0.188, Subnet

Mask: 255.255.255.0. This default address must be changed to an IP address that corresponds

with the user’s network before the FMS can communicate over the network.

Follow the steps in this section to change the default address.

2.3.1 Set the FMS IP Address

There are three ways to set the FMS IP address:

Via the ARP and PING commands

Via the Web browser

Via the EIA-232 interface

2.3.2 Set the IP Address Using the ARP and PING Commands

To set the IP address of a manufacturer programmed FMS, use the ARP (Address Resolution

Protocol) command together with the PING (ICMP echo request) command. To use the ARP,

you must know the Ethernet address of the FMS.

2.3.2.1 Obtain the Ethernet Address (MAC Address)

Each network device must have its own unique identification. This identification sets it apart

from all other manufacturers and ensures that no two network devices have the same address.

Each manufacturer must use a six digit numbering convention (six sets of two digits with both

letters and numbers). The first three digits determine the actual manufacturer, and the

remaining three digits determine the unique network serial number of each individual FMS.

A typical Ethernet address (also known as a MAC address - Media Access Control) from the

FMS looks like this: 00:90:5B:00:02:45

The Ethernet (MAC) address for the FMS is on the model number sticker located on the

bottom of the device.

2.3.2.2 Use the ARP Command

Once you know the Ethernet address of the FMS, use the ARP command with the correct

parameters from any computer located on the FMS subnet (e.g., Class C with a subnet of

255.255.255.0).

For example, enter the following from a command prompt:

arp -s 192.168.1.14 00-90-5b-00-02-45

This command tells the computer from which the ARP command was entered that the network

device with an IP address of 192.168.1.14 uses the Ethernet (MAC) address of

00-90-5b-00-02-45.

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