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User Guide - Page 3
...Please refer to www.zyxel.com for additional support documentation and product certifications. Thank you . E-mail: techwriters@zyxel.com.tw
NWD-271N User's Guide
3
Send all User's Guide-related comments, questions or suggestions for improvement to configure the NWD-271N using the ZyXEL Utility. About This User's Guide
About This User's Guide
Intended Audience
This manual is designed to...
User Guide - Page 8
... Connections, and LEDs 31 5.3 Accessing the ZyXEL Utility 32 5.4 Link Quality ...32 5.5 Problems Communicating with Other Computers 33
Chapter 6 Product Specifications ...35
...37
Appendix A Setting Up Your IP Address 39
Appendix B IP Addresses and Subnetting 47
Appendix C Wireless LANs ...59
Appendix D Legal Information 75
Appendix E Customer Support 79
Index...85
8
NWD-271N User's Guide
User Guide - Page 18
... 3 on page 16 for Service Set IDentity.
18
NWD-271N User's Guide In this wireless network, devices A and B are called wireless clients. Chapter 2 Wireless LANs
Encryption
The process of taking data and encoding it, usually using a mathematical formula, so that it becomes unreadable unless decrypted with the proper code or password.
2.1.3 Before You Begin
You...
User Guide - Page 33
... the same security option and
key. Chapter 5 Troubleshooting
5.5 Problems Communicating with Other Computers
The computer with the NWD-271N installed cannot communicate with the other computer(s). In Infrastructure ...; Make sure that the computer and the peer computer(s) share the same security
settings. • Change the wireless clients to use another radio channel
if interference is... Guide
33
User Guide - Page 35
CHAPTER
6
Product Specifications
Table 8 Product Specifications
PHYSICAL AND ENVIRONMENTAL
Product Name
NWD-271N Wireless N USB Adapter
Interface
USB 2.0
Standards
IEEE 802.11b
IEEE 802.11g
Antenna Operating ...condensing) 5V
Power Saving Mode Current Consumption
Voltage Weight Dimensions
RADIO SPECIFICATIONS Media Access Protocol
Yes (but not supported in Windows Vista) Transmit:
User Guide - Page 37
...
Mac OS X (10.3, 10.4, 10.5)
WIRELESS FEATURES Wireless Security
WEP 64bit, 128bit, WPA, WPA-PSK, WPA2, WPA2-PSK 802.1x (EAP-TLS, EAP-TTLS, EAP-PEAP). WMM
Note: Wireless QoS is not supported in Windows Vista. and 64-bit), Windows XP (32- and 64-bit)
Windows XP (32- NWD-271N User's Guide
37
and 64-bit), Windows 2000
SOFTWARE SPECIFICATIONS
Device Drivers
Windows Vista (32...
User Guide - Page 41
NWD-271N User's Guide
41
Appendix A Setting Up Your IP Address 4 For dynamically assigned settings, select Using DHCP from the Configure IPv4
list in the TCP/IP tab.
5 For statically assigned settings, do the following: • From the Configure IPv4 list, select Manually. • In the IP Address field, type your IP address. • In the Subnet mask field, type your subnet mask.
User Guide - Page 60
When Intra-BSS is disabled, wireless client A and B can access the wired network and communicate with each other . Figure 16 Basic Service Set
60
NWD-271N User's Guide
Intra-BSS traffic is enabled, wireless client A and B can still access the wired network but cannot communicate with each other . When Intra-BSS is traffic ...
User Guide - Page 63
...11 compliant wireless adapters support long preamble, but not all wireless devices on the network support, and to provide...setting to provide more reliable communications in order to the length of providing a remedy. Use short preamble if you set a smaller threshold for sending data. Note: The wireless devices MUST use short preamble when all support short preamble. NWD-271N User's Guide...
User Guide - Page 65
...Service, RFC 2138,
2139) for centralized user profile and accounting management on a network RADIUS server. • Support for user authentication:
• Access-Request Sent by Windows XP and a number of RADIUS messages are connected to the access point or the wireless clients.
NWD-271N User's Guide... settings on the NWD-271N and on all wireless clients that you want to support ...
User Guide - Page 67
... server may access the password file. Finally, MD5 authentication method does not support data encryption with the ...Guide
67 However, MD5 authentication has some weaknesses. EAP-TLS (Transport Layer Security)
With EAP-TLS, digital certifications are needed by sending username and password... encrypting the password with dynamic session key. EAP-TTLS (Tunneled Transport Layer Service)
EAP-TTLS...
User Guide - Page 69
... and the wireless clients.
NWD-271N User's Guide
69 WPA and WPA2 regularly change and rotate...the AP or the wireless clients do not support WPA or WPA2. WPA and WPA2 use WPA2... (MIC), with Cipher block chaining Message authentication code Protocol (CCMP) to prevent an attacker from ...long as the passwords match, a wireless client will be granted access to the AP that then sets up a key...
User Guide - Page 79
....cr • Regular Mail: ZyXEL Costa Rica, Plaza Roble Escazú, Etapa El Patio, Tercer Piso,
San José, Costa Rica
NWD-271N User's Guide
79 Required Information
• Product model and serial number. • Warranty Information. • Date that you received your device. • Brief description of the problem and the steps you...
User Guide - Page 81
...
Japan
• Support E-mail: support@zyxel.co.jp • Sales E-mail: zyp@zyxel.co.jp • Telephone: +81-3-6847-3700 • Fax: +81-3-6847-3705 • Web: www.zyxel.co.jp • Regular Mail: ZyXEL Japan, 3F, Office T&U, 1-10-10 Higashi-Gotanda,
Shinagawa-ku, Tokyo 141-0022, Japan
Kazakhstan
• Support: http://zyxel.kz/support • Sales E-mail: sales@zyxel.kz • Telephone...
User Guide - Page 85
...Guide
Index
Index
CTS (Clear to Send) 62 customer support 79
D
dimensions 35 disclaimer 75 dynamic WEP key exchange 68
E
EAP Authentication 66 EAP authentication 20 encryption 69 environmental specifications 35 ESS 61 Extended Service Set...also access point. A
about your ZyXEL Device 10 Access Point (AP) 18 Access point (AP) 18 Access Point.
ACT LED 10 Ad-Hoc 16 Advanced Encryption Standard...
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