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User Guide - Page 1
NWD-211AN
Dual-band Wireless N USB Adapter
Firmware Version 1.7.0.0 for OS X Editionw1w,w.0zy3x/el2.c0om09
www.zyxel.com
Copyright © 2009 ZyXEL Communications Corporation
User Guide - Page 3
... information.
• Support Disc Refer to the included CD for descriptions of TCP/IP networking concepts and topology.
E-mail: techwriters@zyxel.com.tw
NWD-211AN User's Guide
3 User's Guide Feedback
Help us help you. It contains information on setting up and running right away.
About This User's Guide
About This User's Guide
Intended Audience
This manual is designed to help...
User Guide - Page 8
... 49 4.3 Accessing the ZyXEL Utility 50 4.4 Link Quality ...50 4.5 Problems Communicating with Other Computers 51
Chapter 5 Product Specifications ...53
Appendix A Setting Up Your IP Address 59
Appendix B IP Addresses and Subnetting 69
Appendix C Wireless LANs ...81
Appendix D Legal Information 97
Appendix E Customer Support 103
Index...109
8
NWD-211AN User's Guide Table of Contents...
User Guide - Page 9
... 1
Getting Started
1.1 Overview
The ZyXEL NWD-211AN Dual-band Wireless N USB Adapter adapter brings you can most often be found in the office.
NWD-211AN User's Guide
9
Outside of any other businesses that offer wireless Internet connectivity to a network. One or more APs often serve as a bridge between wireless and wired LANs. Ad-Hoc
An Ad-Hoc wireless LAN is a self-contained...
User Guide - Page 20
... to the AP or peer computer. Chapter 2 Wireless LANs
• Automatic WEP key generation based on page 81 for all WLAN adapters with this feature by writing down the four automatically generated WEP keys from the Security Settings screen of wireless stations and encryption key management. The NWD-211AN supports EAPTLS, EAP-TTLS (at any transmitted data...
User Guide - Page 29
... any available unsecured wireless network in range of the NWD-211AN, or open the security settings screen for any secured wireless network in range.
• The Statistics screen (Section 3.8 on page 46) lets you view the information about which version of the driver and utility you are currently using the Macintosh operating system, Mac OS X.
3.1.1 What You...
User Guide - Page 36
... Channel
This displays the channel number of the current connection in a wireless network, collisions may occur which the NWD211AN is connected. Table 8 ZyXEL Utility: Link Status
LABEL
DESCRIPTION
Status
This displays the SSID (Service Set IDentifier) and MAC (Media Access Control) address of the NWD-211AN's wireless connection with an AP or peer computer.
This refers to which...
User Guide - Page 39
...DESCRIPTION
Transmit Statistics
This section displays statistics about the data frames sent by the NWD-
This screen is primarily for troubleshooting purposes. Frames
This displays the total number of frames transmitted by the NWD211AN. Transmitted 211AN.
NWD-211AN User's Guide
39
Chapter 3 ZyXEL Utility
3.8 The Statistics Screen
This screen allows you to view statistics on the...
User Guide - Page 40
... in transit (by the NWD-211AN
Received
without error. Successfully
Frames Received with CRC Error
This displays the number of a "Request to Send" message, that contained a Cyclic Redundancy Check error. RTS Frames Successfully Received CTS
This displays the number of frames, large enough to Send"
Receive CTS message from the other wireless device. RTS Frames This...
User Guide - Page 43
... 12 ZyXEL Utility: WPS (continued)
LABEL
DESCRIPTION
SSID
This field indicates the AP's Service Set Identification (SSID)
BSSID
This field indicates the AP's Basic Service Set Identification (BSSID)
Channel
This field indicates the channel on which you keep the device in Enrollee mode. Profile
SSID Authenticati on the Profile screen. As a WPS enrollee, your NWD211AN while...
User Guide - Page 47
... currently in this screen. Table 15 Mac OS X: About
LABEL
DESCRIPTION
Wireless Utility This section displays the version number and release date of the NWD211AN's device driver. NIC Driver
This section displays the version number and release date of the NWD211AN's wireless utility application.
NWD-211AN User's Guide
47
Chapter 3 ZyXEL Utility
The following table describes the...
User Guide - Page 50
Chapter 4 Troubleshooting
4 If the problem continues, contact the vendor.
4.3 Accessing the ZyXEL Utility
I cannot access the ZyXEL Utility
1 Make sure the NWD-211AN is properly inserted and the LEDs are not too many wireless stations connected to the AP or the peer computer(s) within the transmission range.
3 There may have a hardware problem. In this case, you may be too...
User Guide - Page 53
CHAPTER
5
Product Specifications
Table 16 Product Specifications
PHYSICAL AND ENVIRONMENTAL
Product Name
NWD-211AN Dual-band Wireless N USB Adapter
Interface
USB 2.0
Standards
IEEE 802.11n (draft 2.0), IEEE 802.11g, IEEE 802.11b, and IEEE 802.11a
Antenna
2.4 GHz and 5 GHz
Operating Temperature
0° - 40° Celsius
...
User Guide - Page 82
Figure 29 Basic Service Set
82
NWD-211AN User's Guide
When Intra-BSS is enabled, wireless client A and B can still access the wired network but cannot communicate with each other . When Intra-BSS is disabled, wireless client A and B can access the wired network and communicate with each other . Intra-BSS traffic is traffic between a wireless client and a wired network...
User Guide - Page 86
... (Differential Quadrature Phase Shift Keying)
5.5 / 11
CCK (Complementary Code Keying)
6/9/12/18/24/36/ OFDM (Orthogonal Frequency Division Multiplexing) 48/54
Wireless Security Overview
Wireless security is fully compatible with RADIUS Server Authentication
Wi-Fi Protected Access (WPA)
WPA2
Most Secure
86
NWD-211AN User's Guide The following figure shows the relative effectiveness of...
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