3 dhcp, Discovery ethernet, Dhcp – SCANTECH ID (Champtek company) Discovery SG-20 User Manual

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Scantech-ID Discovery SG-20

53

the SG-20 Discovery, as well on the small Ethernet module inside the Discovery,

mounted next to the Polaris scanner. The first three bytes of the Ethernet

address are fixed (e.g. 00-20-4A), identifying the unit as a Scantech-Ethernet

product. The fourth, fifth, and sixth bytes represents a unique number assigned

to

each

unit.

Sample

Ethernet

Address:

00-20-4A-52-4B-19

or

00:20:4A:14:01:18.

6.2.3

DHCP

The SG-20 Discovery/Ethernet is shipped with a default IP address set to

0.0.1.0, which automatically enables DHCP within the Discovery. Provided a

DHCP server exists on the network, it will supply the SG-20 Discovery with an IP

address, gateway address and subnet mask when the SG-20 boots up. If no

DHCP server exists, the Ethernet board inside the SG-20 Discovery will respond

with a diagnostic error: the red Diagnostic LED blinks continuously and the

green Status LED blinks five times.

IMPORTANT NOTE

In July 2003 the Discovery has undergone an update. See

document ‘Technical Product Update Discovery’ dated July 2003

for more details. At the new Discovery with hardware P/N from

A360104 onwards the major Ethernet parameters (IP addresses

etc) can also be configured by using the buttons on the Discovery

terminal itself, so without a remote utility or a Telnet session etc.

See Section 6.4 “Configuring the Discovery using the buttons”.

6.3

HOW TO GET IN TOUCH WITH AND TO CONFIGURE

THE SG-20 DISCOVERY ETHERNET

In the following sections you will find a detailed description how set-up the

Discovery/TCP-IP, in fact there are 4 phases:

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