Corecess 3121 User Manual
| FCC Part 15 Notice |
NOTE: This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to pro-vide reasonable
protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency
energy and, if not in-stalled and used in accordance with the
instructions, may cause harmful interference to radio
communications. However, there is no guarantee that
interference will not occur in a particular installation. If this
equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference
by one or more of the following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from
that to which the receiver is connected.
-Consult the dealer or an experienced radio/TV technician for
help.
CAUTION : Changes or modifications not expressly approved by
the manufacturer responsible for compliance could void the
user’s authority to operate the equipment.
| Copyright |
Copyrightⓒ Corecess All rights Reserved.
No part of this book shall be reproduced, stored in a
retrieval system, or transmitted by any means, electronic,
mechanical, photocopying, recording, or otherwise,
without written permission from the publisher.
The specifications and information regarding the products
in this manual are subject to changed without notice.
| Trademark Credit |
Corecess 3121 is registered trademark of Corecess Inc.
Windows is registered trademark of Microsoft Corp.
Corecess Inc.
500-2, Sangdaewon-dong, Jungwon-ku, Sungnam-city,
Kyungki-do, Korea, 462-120
TEL: +82-31-739-6600 FAX: +82-31-739-6622
http://www.corecess.com
Using This Document
Thank you for using the product of Corecess. This manual will show you how to set up the
Corecess 3121 ADSL modem, and how to customize its configuration to get the most out of your
new product.
This user manual uses the following conventions:
Note:
Introduces useful item for the use of product, reference, and its related materials.
Caution:
and provides suggestions how to deal with those cases.
Explains possible situations or conditions of improper operation and possibility of losing data
Table of Contents
Introduction
Key Features ............................................................. 4
System Requirement .................................................
Getting to Know the Corecess 3121
Unpacking the Box ..................................................... 5
Front Panel .................................................................
Rear Panel .................................................................
.....................................................................
.........................
4
4
5
6
7
Connecting Hardware
Connecting Telephone/ADSL Line ..............................
Connecting PC ........................................................... 9
Connecting Console Terminal .....................................
Connecting Power ...................................................
Configuring Your Computers
Before you begin ..................................................... 11
Windows XP ............................................................
Windows 2000/NT ...................................................
Windows 95/98/ME .................................................
Troubleshooting
...........................................................
Technical Specifications
..................................................
....................................
............................................
8
9
9
10
11
11
12
13
14
16
Introduction
The Corecess 3121 is an Asymmetric Digital Subscriber Line (ADSL) modem used for home
connectivity to an ADSL service provider network. The Corecess 3121 ADSL modem receives
adaptive data rates of up to 24Mbps downstream and transmits 1Mbps upstream.
Key Features
The Corecess 3121 ADSL modem provides the following key features:
Internal ADSL modem for high-speed Internet access.
y
y 10/100Base-T Ethernet router to provide Internet connectivity to all computers on your LAN.
y Network address translation (NAT), Firewall, and IP filtering functions to provide security for
your LAN.
y Network configuration through DHCP Server and DHCP Relay.
y
Services including IP route and DNS configuration, RIP, and IP and DSL performance
monitoring.
y Configuration program you access via an HTML browser.
y Quality of Service for traffic routed and/or bridged by the modem.
System Requirement
In order to use the Corecess 3121, you must have the following:
y
ADSL service up and running on your telephone line, with at least one public Internet address
for your computer.
y One or more computers with an Ethernet 10Base-T/100Base-T network interface card (NIC).
y An Ethernet hub/switch, if you are connecting the device to more than one computer on an
Ethernet network.
y For system configuration using the supplied web-based program: a web browser such as
Internet Explorer v5.0 or later, or Netscape v4.7 or later.
4
Corecess 3121 Installation Guide
Getting to Know the Corecess 3121
Unpacking the Box
Check the shipping carton carefully to ensure that the contents include the items you ordered.
y
Corecess 3121 ADSL modem
y
Power adapter and power cord
Ethernet cable (“straight-through” type)
y
Standard phone/DSL line cable
y
y
Manual CD
Phone/DSL line cable(RJ-11)
Manual CD
PWR
DSL
Corecess3121
Corecess 3121
ACT
LAN
Power adpater
Power cord
Ethernet cable (straight-through type)
Note:
The Ethernet cable for the Corec ess 3121 should be assembled with a ferrite core which meets
the following specification:
y Internal diameter: 9.50mm
y
External diameter: 18.40±0.40mm
y Length: 28.00±0.40mm
Note:
The following hardware is not provided but neccssary to install and configure the Corecess
3121. Before installing the Corecess 3121, prepare the following hardware:
y
Micro-filter or splitter (provided separately by your service provider)
y
PC with Ethernet port or adapter (optional)
Caution:
To reduce the risk of fire, use only No. 26AWG or larger telecommunication line cord.
5
Front Panel
The front panel contains lights called LEDs that indicate the status of the unit.
Label Color Function
PWR
DSL
ACT
LAN
Green
Green
Green
Green
PWR
On : The Corecess 3121 is powered on.
Off : The Corecess 3121 is powered off.
On : ADSL link is established and active.
Blinking : ADSL link is training.
Off : No ADSL link.
Blinking : ADSL data is sending/receiving through the port.
Off : No ADSL data.
On : LAN link is established and active.
Blinking : Ethernet data is sending/receiving through the port.
Off : No LAN link.
DSL
ACT
LAN
6
Corecess 3121 Installation Guide
Loading...