Network Instruments Observer Manuel d'utilisateur

March 2002Observer User Manual Addendum802.11b Wireless Installation & Operation

Observer® Software and Wireless LANs6 Observer User Manual Addendum (Wireless)Configuring Observer for Wireless OperationOnce you have installed the w

Configuring Observer for Wireless Operation© Network Instruments, LLC7The configuration options are described below:Option DescriptionSite Profiles Si

Observer® Software and Wireless LANs8 Observer User Manual Addendum (Wireless)New Features for Wireless SupportIn addition to decoding and analyzing 8

New Features for Wireless Support© Network Instruments, LLC9Avg Quality (%) The average signal-to-noise ratio of the signal, expressed as a percent-ag

Observer® Software and Wireless LANs10 Observer User Manual Addendum (Wireless)Wireless Channel Scan Monitor (New Tool)The Wireless ChannelScan Monito

New Features for Wireless Support© Network Instruments, LLC11Network (Wireless) Vital SignsTo startVital Signs, select Statistics from the main menu,

Observer® Software and Wireless LANs12 Observer User Manual Addendum (Wireless)revealed by Wireless Vital Signs,go toAccess Point Statistics, Top Talk

New Features for Wireless Support© Network Instruments, LLC13This lets you immediately see each statistic in its proper context. For example,an error

Observer® Software and Wireless LANs14 Observer User Manual Addendum (Wireless)Wireless SpeedsThis tab shows details of signal strength, quality, the

New Features for Wireless Support© Network Instruments, LLC15The Expert Analysis Wireless Events ButtonExpert Mode can be used in both real time and p

ii Observer User Manual Addendum (Wireless)© 2002 by Network Instruments, LLC (Limited Liability Corporation). All rights reserved.Network Instruments

Observer® Software and Wireless LANs16 Observer User Manual Addendum (Wireless)The tracked Wireless Events are described below.Note also that the Expe

New Features for Wireless Support© Network Instruments, LLC17New Filtering EnhancementsYou can now filter by the wireless access point hardware addres

Observer® Software and Wireless LANs18 Observer User Manual Addendum (Wireless)Wireless Observer TroubleshootingMost problems with wireless analysis a

NOTES© 2002 Network Instruments, LLC 19

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Contents© Network Instruments, LLC iiiHardware & Software Support ... 1Supp

iv Observer User Manual Addendum (Wireless)

1Observer®Software and Wireless LANsAn Addendum to the Network Instruments Observer User ManualTo use Observer in an 802.11b wireless environment, you

Observer® Software and Wireless LANs2 Observer User Manual Addendum (Wireless)To update the driver, follow these steps:1. Right-click on the ‘My Compu

Network Instruments Custom Driver Installation© Network Instruments, LLC3The Wizard asks you how you want to update the driver:6. Choose “Search for a

Observer® Software and Wireless LANs4 Observer User Manual Addendum (Wireless)A file locator dialog is displayed:8. Enter (or browse to) the following

Network Instruments Custom Driver Installation© Network Instruments, LLC510. Choose the appropriate analyzerdriver with the “NI” prefix (“NI/NortelNet