ZyXEL G-120 User Guide - Page 4

ZyXEL G-120 User’s Guide

4

Certifications

Certifications

Federal Communications Commission (FCC) Interference Statement

The device complies with Part 15 of FCC rules. Operation is subject to the following two

conditions:

•

This device may not cause harmful interference.

•

This device must accept any interference received, including interference that may cause

undesired operations.

This device 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 provide reasonable

protection against harmful interference in a commercial environment. This device generates,

uses, and can radiate radio frequency energy, and if not installed and used in accordance with

the instructions, may cause harmful interference to radio communications.

If this device does cause harmful interference to radio/television reception, which can be

determined by turning the device off and on, the user is encouraged to try to correct the

interference by one or more of the following measures:

1

Reorient or relocate the receiving antenna.

2

Increase the separation between the equipment and the receiver.

3

Connect the equipment into an outlet on a circuit different from that to which the receiver

is connected.

4

Consult the dealer or an experienced radio/TV technician for help.

FCC Radiation Exposure Statement

•

The wireless adapter has been tested to the FCC exposure requirements (Specific

Absorption Rate).

•

Testing was performed on laptop computers with antennas at 0mm spacing. The

maximum SAR value is: 1.266W/kg. The device must not be collocated with any other

antennas or transmitters.

•

The device complies with FCC RF radiation exposure limits set forth for an uncontrolled

environment, under 47 CFR 2.1093 paragraph (d)(2). End users must follow the specific

operating instructions for satisfying RF exposure compliance.

•

This Transmitter must not be co-located or operating in conjunction with any other

antenna or transmitter.

•

To comply with FCC RF exposure compliance requirements, a separation distance of at

least 20 cm must be maintained between the antenna of this device and all persons.

Section	Page
User’s Guide	1
Copyright	3
Certifications	4
Safety Warnings	6
ZyXEL Limited Warranty	7
Customer Support	8
Table of Contents	11
List of Figures	15
List of Tables	17
Preface	19
Getting Started	21
1.2.1 Station Mode	21
1.2.1.1 Infrastructure	21
1.2.1.2 Ad-Hoc	22
1.2.2 Access Point Mode	22
1.2.3 Changing G-120 Mode	23
1.2.4 G-120 Hardware and Utility Installation	24
1.4.1 Enabling WZC	24
1.4.2 Accessing the ZyXEL Utility	25
Tutorial	27
2.1 Connecting to a Wireless LAN	27
2.2 Creating and Using a Profile	29
2.3 Configuring the G-120 as an AP	32
Wireless LAN Network	35
3.2.1 Hide SSID	36
3.2.2 MAC Address Filter	36
3.2.3 User Authentication and Encryption	37
3.2.3.1 WEP	37
3.2.3.2 IEEE 802.1x	38
3.2.3.3 WPA and WPA2	38
3.3.1 Enabling OTIST	39
3.3.1.1 AP	39
3.3.1.2 Wireless Client	40
3.3.2 Starting OTIST	40
3.3.3 Notes on OTIST	41
Wireless Station Mode Configuration	43
4.1.1 ZyXEL Utility Screen Summary	43
4.2 The Link Info Screen	43
4.2.1 Trend Chart	45
4.3 The Site Survey Screen	46
4.3.1 Security Settings	47
4.3.1.1 WEP Encryption	47
4.3.1.2 WPA-PSK/WPA2-PSK	49
4.3.1.3 WPA/WPA2	49
4.3.1.4 802.1x	50
4.3.2 Confirm New Settings	51
4.4 The Profile Screen	52
4.4.1 Adding a New Profile	54
4.5 The Adapter Screen	58
Access Point Mode Configuration	61
5.1.1 ZyXEL Utility Screen Summary	61
5.1.2 Additional Setup Requirements	61
5.2 The Link Info Screen	62
5.3 The Configuration Screen	63
5.4 The MAC Filter Screen	65
Maintenance	67
Troubleshooting	71
7.1 Problems Starting the ZyXEL Utility	71
7.2 Problems with the Link Quality	71
7.3 Problems Communicating With Other Computers	72
Product Specifications	73
Access Point Mode Setup Example	75
Configuring the Computer on Which You Install the G-120	75
Configuring the Wireless Station Computer	77
Management with Wireless Zero Configuration	79
Activating Wireless Zero Configuration	79
Connecting to a Wireless Network	80
Security Settings	83
Association	83
Authentication	85
Ordering the Preferred Networks	88
Wireless Security	91
Types of EAP Authentication	91
EAP-MD5 (Message-Digest Algorithm 5)	91
EAP-TLS (Transport Layer Security)	92
EAP-TTLS (Tunneled Transport Layer Service)	92
PEAP (Protected EAP)	92
LEAP	92
Dynamic WEP Key Exchange	92
WPA and WPA2	93
Encryption	93
User Authentication	94
WPA(2)-PSK Application Example	95
WPA(2) with RADIUS Application Example	95
Security Parameters Summary	96
Setting up Your Computer’s IP Address	97
Windows 98/Me	97
Installing Components	98
Configuring	99
Verifying Settings	100
Windows 2000/XP	100
Verifying Settings	104
Index	105
A	105
C	105
D	105
E	105
F	105
G	105
H	105
I	106
L	106
M	106
N	106
O	106
P	106
Q	106
R	106
S	106
T	106
U	107
V	107
W	107

ZyXEL G-120 User Guide - Page 4

Certifications

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