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Netscout AirCheck G2 User Manual

Wireless tester
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See also: User Manual
AirCheck
G2
™
Wireless Tester
User Manual
Released 03/2016
©2016 NetScout Systems, Inc.
All product names are trademarks of their respective companies.
Wi-Fi
is a registered trademark of the Wi-Fi Alliance.
®

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Summary of Contents for Netscout AirCheck G2

  • Page 1 AirCheck ™ Wireless Tester User Manual Released 03/2016 ©2016 NetScout Systems, Inc. All product names are trademarks of their respective companies. Wi-Fi is a registered trademark of the Wi-Fi Alliance. ®...
  • Page 2 ("GPL") or licenses that are compatible with the GPL license ("GPL Compatible License"). In accordance with the terms of the GPL or the applicable GPL Compatible License, NetScout will make available a complete, machine- readable copy of the source code components of this product covered by the GPL or applicable GPL Compatible License, if any, upon receipt of a written request.

  • Page 3: Table Of Contents

    The Fluke Networks Knowledge Base ..........................2 Contact Fluke Networks ..............................2 Safety Information ................................2 Package Contents ................................4 Internal Battery Charging and Life ..........................4 AirCheck G2 Tester Physical Features ......................5 III. The AirCheck G2 Home Screen .........................6 Free Companion Services ..........................8 Link-Live Cloud Service ..............................8 AirCheck G2 Manager PC Application ..........................9...
  • Page 4 What Networks or Access Points Come into Range as I Move? ................. 19 How Can I Document My Network and My Test Session? ..................19 How Can I Erase Everything on my AirCheck G2? ......................19 VII. Using AutoTest to Diagnose Your Network Health ................20 AutoTest Air Quality .................................
  • Page 5 XV. All Settings ..............................67 XVI. Maintenance ............................... 68 Cleaning the Tester ................................68 Updating the AirCheck G2 Firmware ..........................68 Restoring Factory Defaults .............................. 69 After the tester restarts, default settings will be restored..................69 Erasing All Data ................................69...
  • Page 6 AirCheck G2 Wireless Tester User Manual Viewing Device Information ............................70 If the Tester Will Not Turn Off ............................70 XVII. Specifications and Compliance ........................ 71 Environmental Specifications ............................71 General Specifications ..............................72 Wireless Specifications ..............................73 Certifications and Compliance ............................75 Federal Communication Commission and Industry Canada Interference Statement ..........
  • Page 7 Figure Page AirCheck G2 Home Screen............................6 Link-Live Dashboard ..............................8 Session Details in AirCheck G2 Manager ........................9 Thresholds Screen ............................... 13 802.11 Channel Utilization Thresholds ........................20 AutoTest Air Quality Results Screen .......................... 20 802.11 Channel Utilization Results ..........................21 Non-802.11 Channel Utilization ..........................
  • Page 8 AirCheck Wi-Fi Tester Users Manual The Connection Log..............................43 The Ping Screen ................................44 Channel Utilization Screen ............................46 Channel Usage Details Screen ........................... 48 Clients Screen................................51 Client Details Screen..............................53 Locate Access Point Screen ............................55 Locate Client Screen ..............................56 Search Pattern for the Omnidirectional Antenna in the Tester................

  • Page 9: Introduction

    The AirCheck G2 tester operates on 802.11 b/g/n networks in AirCheck G2 Manager the 2.4 GHz band and 802.11 a/n/ac networks in the 5 GHz- The AirCheck G2 Manager PC application saves your test band, and it has the capability of detecting 802.11 ac access...

  • Page 10: Register Your Product

    AirCheck G2 Wireless Tester User Manual Register Your Product Safety Information Registering your product with Fluke Networks gives you Table 1 gives descriptions of the safety symbols used on the access to valuable information on product updates, tester and in this manual.
  • Page 11 Product can be compromised. If you use an external antenna, use only the Use only manufacturer approved power adapters antenna made for the AirCheck G2 tester. The to charge the battery. tester will not operate correctly with other antennas and may violate local regulations.

  • Page 12: Package Contents

    Package Contents Internal Battery Charging and Life The AirCheck G2 Wireless Tester comes with the accessories Charge the battery for 3 hours before you use it for the first in the list below. If something is damaged or missing, tell the time.

  • Page 13: Internal Battery Charging And Life

    Holder Touchscreen for four seconds. The Power LED glows green when Power Button the unit is on and and LED glows when the Charging battery is charging Port but the unit is off. Figure 1. AirCheck G2 Physical Features...

  • Page 14: Aircheck G2 Tester Physical Features

    User Manual G2 H III. HECK CREEN The AirCheck G2 features a full color touchscreen. Touch functions are noted in the following descriptions of the home screen components. Profile Name: The name of the profile the tester is  using. The profile is Default if you have not loaded a custom profile.

  • Page 15: The Aircheck G2 Home Screen

    The AirCheck G2 Home Screen Clients: Discovers associated and un-associated (e.g.,  Help: Tap this icon to open the relevant Help  probing) clients and displays the number discovered. Tap topic for the screen. Hold your finger on the to view the Clients list.
  • Page 16 AirCheck G2 Wireless Tester User Manual From any other screen on the AirCheck G2, tap the Home button to return to the Home Screen.

  • Page 17: Free Companion Services

    Free Companion Services OMPANION ERVICES These Link-Live Cloud Service To start, create a user account at  www.app.link-live.com/signup. Figure 3. Link-Live Dashboard...

  • Page 18: Aircheck G2 Manager Pc Application

    Set up key network devices to Ping and run a TCP Port  After downloading and installing the application, connect Connect test. You should configure security credentials your AirCheck G2 Wireless Tester to the PC using the supplied for the network(s) containing any key devices that you USB cord. are pinging.

  • Page 19: Setting Up The Tester For Your Network

     You can create and edit organizations and save profiles on Warning, and Fail ratings both the AirCheck G2 Tester and AirCheck G2 Manager on a Profiles that are saved on the AirCheck G2 tester also include personal computer (PC).
  • Page 20 User Manual To transfer a profile from a PC to the tester To save the current settings on the tester as a profile Use the Profile Setup in AirCheck G2 Manager to make a Select Settings > Organizations and Profiles.

  • Page 21: Changing The Location Settings And Language

    Setting Up the Tester for your Network Changing the Location Settings and Language To change the location settings Tap the Settings button on the home screen. Under Profile Settings, and tap Location Settings. Select a country from the drop-down menu. Touch Apply.

  • Page 22: Changing The Thresholds For Test Ratings And Colored Bar Graphs

    AirCheck G2 Wireless Tester User Manual Changing the Thresholds for Test Ratings and Colored Bar Graphs The bar graphs and Pass/ Fail ratings show you if the signal strength, noise, Signal to Noise Ratio (SNR), and other measurements are above or below specified thresholds.

  • Page 23: Overview Of Functionality: Examining Your Network Health

    Overview of Functionality: Examining your Network Health VERVIEW OF UNCTIONALITY XAMINING YOUR ETWORK EALTH How is the Health of My Network? How is my Wi-Fi Air Select AutoTest. The tester opens the AutoTest screen to show the results of Air Quality, Quality? including 802.11 Channel Utilization, Non-802.11 Channel Utilization, Co-Channel Interference, and Adjacent Channel Interference.
  • Page 24 AirCheck G2 Wireless Tester User Manual How is my Wi-Fi First, you must configure your AirCheck G2 with the proper credentials to access the networks Network Quality? you wish to test. See “Setting Up the Tester for your Network, page 10.

  • Page 25: What Is In The Wireless Lan

    Overview of Functionality: Examining your Network Health What is in the Wireless LAN? What wireless LANs are available? From the Home Screen, select Networks to see a list of wireless LANs and the access points that connect to each network. To see all access points that are available at your location, select Access Points on the Home Screen.

  • Page 26: Can Devices Connect To My Network

    AirCheck G2 Wireless Tester User Manual Can Devices Connect to My Network? Use the tester to verify connectivity. See “Verifying Connectivity, page 38. NOTE: To connect to a secure network, the tester must have a profile that includes security credentials. If credentials are not available, tapping Connect will open the Network SSID Configuration screen, so that you can enter the appropriate credentials.

  • Page 27: What Is Causing Slow Network Performance Or Dropped Connections

    Overview of Functionality: Examining your Network Health What is Causing Slow Network Performance or Dropped Connections? Is the signal strength sufficient? Select Access Points. The Access Points screen shows the signal strength for each access point. Select an access point to see more details about the signal strength and congestion.

  • Page 28: Where Is An Access Point

    PC and make a report. How Can I Erase Everything on my AirCheck G2? If you want to erase all settings, session data and profiles from the tester, select Settings, scroll down to Device Management, and select Device Settings.

  • Page 29: Using Autotest To Diagnose Your Network Health

    Using AutoTest to Diagnose Your Network Health VII. SING EST TO IAGNOSE ETWORK EALTH AutoTest Air Quality AutoTest automatically checks the health of your network by looking at Air Quality and at Network Quality for the SSIDs The Air Quality measurement displays 802.11 Channel that have been configured in the profile.

  • Page 30: 802.11 Channel Utilization

    AirCheck G2 Wireless Tester User Manual 802.11 Channel Utilization Non-802.11 Channel Utilization The 802.11 Channel Utilization results include six Wi-Fi The Non-802.11 Channel Utilization results include the top six channels with the highest 802.11 utilization (see Figure 7). channels with the most non-802.11 interference, e.g., noise.

  • Page 31: Co-Channel Interference

    Using AutoTest to Diagnose Your Network Health The usage will vary depending on the time of day, the This measurement is independent of SSIDs and solely looks number of clients that have transitioned from the wired side at the number of APs using the same channel and their signal of the network to the wireless side, or the amount of quality.

  • Page 32: Autotest Network Tests

    AirCheck G2 Wireless Tester User Manual AutoTest Network Tests The Network Test measurements check for network availability, the existence of interference from access points using the same channel which may cause network slowness, AP use of consistent security methods for a network, and the ability to connect and use the network (access to services, other devices) and provide network quality.

  • Page 33: Connection

    Using AutoTest to Diagnose Your Network Health In the example to the left, the SSID security for the “Cisco4400” network has been configured, and AutoTest has run and passed the Network Quality test. Connection In order to run the Connect test, the SSID security must be configured correctly.

  • Page 34: Discovering Networks And Access Points

    CCESS OINTS The Networks list and the Access Points list are populated with SSIDs that have been discovered by the AirCheck G2 Tester in your location. NOTE: By default, the tester hears wireless signals on both the 2.4 GHz (b/g/n) and 5 GHz (a/n/ac) frequency bands. To change this setting, select Settings >...

  • Page 35: The Networks List Screen

    Discovering Networks and Access Points The Networks List Screen The number of networks discovered by the tester.  Sort: Tap here to change the sort order.  : The maximum signal strength of all the access  points for a network SSID (in this example, -53 dBm).

  • Page 36: The Network Details Screen

    AirCheck G2 Wireless Tester User Manual The Network Details Screen SNR: Signal to Noise Ratio is a measure of signal strength  relative to noise; an indication of signal quality for a reliable client’s connection. The ratio is measured in decibels (dB).
  • Page 37 Discovering Networks and Access Points : The maximum signal strength of all the access  points for a network SSID. You can change the thresholds APs: ... for the colors in the bar graphs. See “Changing the Signal Strength: Thresholds for Test Ratings and Colored Bar Graphs, page 13.
  • Page 38 If an SSID shows in square brackets, the tester found the hidden SSID in packets from other wireless clients. In (...): All access points in the network do not use the same AirCheck G2 Manager, these SSIDs show without square 802.11 standard. brackets.
  • Page 39 Discovering Networks and Access Points To sort the list in ascending or descending sequence, use The number of access points the tester hears at  to highlight a column heading, then press your location. This number does not include virtual ...

  • Page 40: Access Points List

    AirCheck G2 Wireless Tester User Manual Figure 16. Access Points List Figure 17. Access Point Details Screen...
  • Page 41  hidden SSID in packets from other wireless clients. In point. The address starts with a vendor abbreviation AirCheck G2 Manager, these SSIDs show without square prefix, if the prefix is available. See “oui_abbr.txt” on page brackets. : The security status of the access point: ...
  • Page 42 AirCheck G2 Wireless Tester User Manual Green closed lock: The access point uses a security : Access points that use the 802.11n standard protocol that is more secure than WEP, for example, WPA can bond a channel with an extension channel above or WPA2.
  • Page 43 Discovering Networks and Access Points The connect button shows as “Connect*” if the tester cannot connect to the highlighted access point. See page To connect to a secure access point, the tester must have a profile that includes security credentials. See page 10. The channel that the tester currently monitors.

  • Page 44: Access Point Details Screen

    AirCheck G2 Wireless Tester User Manual The channel and frequency of the access point. The  number is red if the channel is illegal for the country selected in Settings > Set country. : The primary channel ( ) is bonded with an ...
  • Page 45 Discovering Networks and Access Points The 802.11 standards that the access point can use. The channel the tester currently monitors. The   color of the bars shows the status of the country code 802.11n capabilities: Notes for access points that can ...

  • Page 46: If The Tester Does Not Discover An Access Point

    AirCheck G2 Wireless Tester User Manual If the Tester Does Not Discover an Access Point In some situations, the tester will not discover an access point: The tester cannot hear the access point because you are  too far away.

  • Page 47: Verifying Connectivity

    If using AirCheck G2 Manager, you will need to transfer the Connect to a Network or Access Point profile to the tester and load it. See page 10.
  • Page 48 11 Press Done and the Connect to Network screen is that was selected, either the WEP > WEP Key Setup, displayed. AirCheck G2 will then try to connect to the Legacy 802.1X > EAP Type Selection, or the WPA/WPA2 >...
  • Page 49 Verifying Connectivity Once you enter security credentials for an SSID (or multiple Highlight the network in the Networks (SSIDs) list, then SSIDs), save them to a profile to avoid losing these settings press Connect.  when the tester is turned off. To connect to a specified access point From the home screen, select Settings, then select If the access point is secure, you must use a...

  • Page 50: Reviewing Connection Results

    AirCheck G2 Wireless Tester User Manual Reviewing Connection Results Once Connect is pressed, the process to connect to a  network or a specific access point begins and the results are presented as they become available. ffy04.eps Figure 19. The Connection Screen...
  • Page 51 Verifying Connectivity , SNR: The channel number and Signal to Noise Ratio  for the access point. You can change the thresholds for SSID, BSSID: The name of the network and the MAC  the colors in the bar graphs. See page 13. address of the access point that the tester uses for the connection.

  • Page 52: Ping A Device Or Application Server

    AirCheck G2 Wireless Tester User Manual network devices are accessible and measures the response Note time. On the connection log screen, press to scroll to see the  timestamps for each entry in the log. The timestamps are Connect to a network or access point. See page 40.

  • Page 53: The Ping Screen

    Verifying Connectivity The minimum (Min), average (avg), and maximum (max)  periods of time for ping responses from the device and the number of packets sent, received, and lost during the ping test. Connection range: The connection range shows the ...
  • Page 54 AirCheck G2 Wireless Tester User Manual Press Stop tests to stop the ping or TCP Port   Connect test(s). The channel that the access point uses. The  color of the bars shows the status of the country code for the regulatory domain.

  • Page 55: Viewing Channel Usage

    Viewing Channel Usage IEWING HANNEL SAGE The channel usage function shows you how much wireless traffic is on each channel. It also shows interference from non-802.11 sources. Figure 15 shows the Channel Usage screen. To see details for a channel (Figure 23), use ...
  • Page 56 AirCheck G2 Wireless Tester User Manual The bar graphs show how much of the channel capacity The number of access points that the tester   is used by 802.11 devices (blue) and by non-802.11 hears at your location. This shows the number of devices (gray).

  • Page 57: Channel Usage Details Screen

    Viewing Channel Usage Interference, e.g., from a microwave oven.  Non-802.11, 802.11: The percentage of signals on the  channel that are not from 802.11 devices (gray) and that are from 802.11 devices (blue). Non-802.11 noise can come from microwave ovens, wireless telephones, Bluetooth devices, motion ®...
  • Page 58 AirCheck G2 Wireless Tester User Manual The number of access points the tester hears at  your location. This shows the number of physical access points if Group virtual access points is selected. See page 26.  Up to 500 access points can be stored in the access point database on the tester.

  • Page 59: Discovering Clients

    Discovering Clients ISCOVERING LIENTS When the tester is on, it monitors each channel for probe Note request frames to discover client devices. To see these The tester shows the most recent information for a client clients, use the Clients button on the home screen. only when the client transmits data while the tester monitors the channel that the client uses.

  • Page 60: Clients Screen

    AirCheck G2 Wireless Tester User Manual or virtual cell is disabled, the tester can connect to the correct If the AP is in virtual cell only mode, the tester will show a virtual AP. client as being connected to all virtual APs supporting the connected SSID on the channel being used by a client.
  • Page 61 Sort 1. For example, to quickly find the client  hidden SSID in packets from other wireless clients. In that has the strongest signal, highlight at the top AirCheck G2 Manager, these SSIDs show without square of the column, then press Sort 1. This puts the  brackets.

  • Page 62: Client Details Screen

    AirCheck G2 Wireless Tester User Manual The MAC address of the client. The address starts with a  vendor abbreviation prefix, if the prefix is available. See “oui_abbr.txt” on page 65. Signal: The signal strength of the last transmission from ...

  • Page 63: If The Tester Does Not Discover A Client

    Discovering Clients The number of access points the tester hears at  your location. This number does not include virtual access points if Group virtual access points is selected. See page 26. Press Locate to locate the client. See page 55. ...

  • Page 64: Locating An Access Point Or A Client

    AirCheck G2 Wireless Tester User Manual XII. OCATING AN CCESS OINT OR A LIENT To locate an access point: Select Access Points, then use If you cannot find a client, and the client shows a to go to the Access Point Details screen for connection to the network, first find the access point that ...

  • Page 65: Locate Client Screen

    Locating an Access Point or a Client The strength of the signal from the access point. The  display shows “---” if the tester cannot hear the access point. A graph of the signal strength over time. If the tester ...
  • Page 66 AirCheck G2 Wireless Tester User Manual A graph of the signal strength over time. If the tester  cannot hear the client, the line does not show. A gauge that shows the signal strength at the current  time. The bar is gray if the tester cannot hear the client.

  • Page 67: Search Pattern For The Omnidirectional Antenna In The Tester

    Locating an Access Point or a Client Make a note of the signal strength. Go to the first corner of the section that had the strongest signal. ffy16.eps Figure 28. Search Pattern for the Omnidirectional Antenna in the Tester...

  • Page 68: The External Directional Antenna

    AirCheck G2 Wireless Tester User Manual The External Directional Antenna To locate a client: From the home screen, select Clients. to highlight the client you want to locate.  In large, open areas, the external directional antenna can show you the direction of a signal source more precisely than Press Locate.

  • Page 69: Search Pattern For The External Antenna

    Locating an Access Point or a Client The signal can be stronger above or below you. Go to the middle of the section that has the strongest signal until you find the access point. ffy17.eps Figure 29. Search Pattern for the External Antenna...

  • Page 70: How To Point The External Antenna

    AirCheck G2 Wireless Tester User Manual ffy13.eps Figure 30. How to Point the External Antenna...

  • Page 71: Using The Ethernet Test

    Using the Ethernet Test XIII. SING THE THERNET...

  • Page 72: Saving Test Sessions And Managing Files

    Done, then press Save.    To save the session with the filename shown, press Save. The tester saves the session in the  To see the session file, open it in AirCheck G2 Manager. See “SESSIONS” folder. page 65.

  • Page 73: Managing Files On The Tester

    AirCheck G2 Manager. tester to the PC, then use one of these procedures:  To delete characters in the filename, press  Start AirCheck G2 Manager, select AirCheck > View  Delete. Information, then look at the Memory Used graph.

  • Page 74: Transfer Files To A Pc

    The tester uses the abbreviations as prefixes for MAC Transfer Files to a PC addresses. To use AirCheck G2 Manager to look at test sessions or To load the latest list of vendor prefixes into the tester: profiles that are saved on the tester...
  • Page 75 Saving Test Sessions and Managing Files To use the PC operating system to transfer files Turn on the tester. Use the USB cable supplied with the tester to connect the tester to the PC. The PC operating system shows the tester as a disk drive.

  • Page 76: All Settings

    AirCheck G2 Wireless Tester User Manual ETTINGS Table 2 describes the different settings and the screens they affect. Settings are accessed from the Settings screen.

  • Page 77: Maintenance

    Networks website, or contact Fluke Networks to get the  by the manufacturer. update by other means. Save the file to your hard disk. Get the latest version of AirCheck G2 Manager from the If you replace parts that are not specified as  Fluke Networks website.

  • Page 78: Restoring Factory Defaults

    Restoring factory defaults erases all saved test data and profiles from the AirCheck G2 device. 10 The screen on the tester is blank and the tester ticks while it installs the update file. When the update is To restore factory defaults on the tester and erase all data completed, the home screen shows on the tester.

  • Page 79: Viewing Device Information

    Maintenance To complete the process, press , and then turn the tester back on. Viewing Device Information To see information about the tester From the home screen, select Settings, scroll down to Device Management, and tap About. Serial Number: The serial number is also shown under ...

  • Page 80: Specifications And Compliance

    AirCheck G2 Wireless Tester User Manual XVII. PECIFICATIONS AND OMPLIANCE Environmental Specifications Operating temperature and 32ºF to 113ºF (0ºC to +45ºC) relative humidity NOTE: The battery will not charge if the internal temperature of the tester is above 122ºF (50ºC).

  • Page 81: General Specifications

    Specifications and Compliance General Specifications Dimensions 3.8 in x 7.7 in x 1.6 in (9.7 cm x 19.6 cm x 4.1 cm) Weight 17 oz (0.48 kg) Battery Rechargeable lithium-ion battery pack (6 Ah, 21 Wh) Battery life Typical operating life is 4.5 hours. Typical charge time is 7 hours. External AC adapter/charger AC input 85-264 Vac 47-63 Hz input power ...

  • Page 82: Wireless Specifications

    2.4 GHz band: 2.412 GHz to 2.484 GHz (channel 1 to channel 14) the AirCheck G2 tester supports. 5 GHz band: 5.170 GHz to 5.320 GHz, 5.500 GHz to 5.700 GHz, 5.745 GHz to 5.825 GHz (channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 100, 104, 108, 112,...
  • Page 83 Specifications and Compliance Frequencies of channels transmitted (continued) 5 GHz band 802.11 a /n 20 MHz BW (HT20): 5.180 GHz to 5.320 GHz, 5.500 GHz to 5.700 GHz, 5.745 GHz to 5.825 GHz (channels 36, 40, 44, 48, 52, 56, 60, 100, 104, 108, 112, 116, 120, 124, 128, 132, 1, 36, 140, 149, 153, 157, 161, 165) 802.11 n 40 MHz BW (HT40): 5.190 GHz to 5.310 GHz, 5.510 GHz to 5.670 GHz, 5.755 GHz to 5.795 GHz (includes all combinations of legal, bonded pairs of...

  • Page 84: Certifications And Compliance

    AirCheck G2 Wireless Tester User Manual Certifications and Compliance  Conforms to relevant European Union directives  Conforms to relevant Australian standards  Listed by the Canadian Standards Association  Conforms to FCC Rules, Parts 15.107, 15.109 Note Changes or modifications to the wireless radio not expressly approved by Fluke Corporation will void the user’s authority to operate the equipment.
  • Page 85 Specifications and Compliance  Reorient or relocate the receiving antenna.  Increase the separation between the equipment and receiver.  Consult the dealer or an experienced radio/TV technician for help. The term “IC:” before the radio certification number only signifies the device meets Industry’s Canada specifications. Certified by the National Agency of Telecommunications (Anatel) Conforms to relevant South Korean EMC Standards.

  • Page 86: Federal Communication Commission And Industry Canada Interference Statement

    AirCheck G2 Wireless Tester User Manual Federal Communication Commission and This device complies with Part 15 of the FCC and IC Rules. Operation is subject to the following two conditions: Industry Canada Interference Statement (1) This device may not cause harmful interference, and (2)
  • Page 87 Specifications and Compliance The AirCheck G2 Tester is a radio transmitter and receiver. It order to transmit data or messages, this device requires a is designed and manufactured not to exceed the emission quality connection to the network. In some cases,...

  • Page 88: Europe-Eu Declaration Of Conformity

    AirCheck G2 Wireless Tester User Manual Europe-EU Declaration of Conformity  EN 300328 V1.7.1: (2006-10) Electromagnetic compatibility and Radio spectrum This device complies with the essential requirements of the Matters (ERM); Wideband Transmission systems; Data R&TTE Directive 1999/5/EC. The following test methods have transmission equipment operating in the 2.4 GHz ISM...
  • Page 89 Specifications and Compliance EFTA countries, except in France and Italy where restrictive use applies. In Italy the end-user should apply for a license at the national spectrum authorities in order to obtain authorization to use the device for setting up outdoor radio links and/or for supplying public access to telecommunications and/or network services.
  • Page 90 Appendix A: Log Messages for Connections that Fail The connection log can help you understand why a device cannot connect to a network. This appendix gives reasons for log messages that show when a connection fails. Message Possible Reasons for the Connection Failure The access point is out of range, disabled, or someone changed the 802.11: Found no access points frequency band.
  • Page 91 AirCheck G2 Wireless Tester User Manual Message Possible Reasons for the Connection Failure When this follows the message 802.1X: Sending EAP 4-way key with 802.11: Received de-authentication packet client nonce and info elements, it is frequently caused by an incorrect pre-shared key (passphrase).
  • Page 92 Message Possible Reasons for the Connection Failure The access point could not communicate with the external DHCP server.  DHCP: Timeout occurred (without the message DHCP: Success after this The access point has an internal DHCP server, but it is disabled. ...
  • Page 93 AirCheck G2 Wireless Tester User Manual...
  • Page 94 Appendix B: Default Settings This appendix shows the default settings for the tester. To Signal Level: Green -65 dBm restore all default settings and delete all data, select Settings > Device Management > Device Settings> Restore Noise Level: Red -65 dBm factory defaults.
  • Page 95 AirCheck G2 Wireless Tester User Manual Non-802.11 Utilization level: Connected Packet Rate level: Yellow Yellow Non-802.11 Utilization level: Red Connected Packet Rate level: Green Air Quality Co-channel level: 3 APs Green Minimum Signal Threshold -85dBm Air Quality Co-channel level: 802.11 Settings...
  • Page 96 Sort 2 Name/MAC Access Points on a Channel Sort 1 Name/MAC Sort 2 Name/MAC Access Points List Sort 1 Name/MAC Sort 2 Name/MAC Virtual Access Points List Sort 1 SSID Sort 2 SSID Clients List Sort 1 SSID Sort 2...
  • Page 97 AirCheck G2 Wireless Tester User Manual...
  • Page 98 Index Symbols standard, 4 ACP files, 64 (...) ACS files, 64 access points list AirCheck Manager 802.11, 33 overview, 1 notes, 33 transfer files to a PC, 65 security, 33 update the software in the tester, 68 networks list antenna 802.11, 29 external, 59 notes, 29...
  • Page 99 AirCheck G2 Wireless Tester Users Manual –G– connection range, 44 CURRENT.ACP, 65 g, 29 customer support, 2 –H– –D– help (contact Fluke Networks), 2 default settings, 85 Hidden, 29, 32, 52 DEVICE.XML, 65 home screen, 6 discover devices cannot discover a client, 54 –I–...
  • Page 100 Index –M– –R– maintenance, 68 registration, 2 memory, 64 –S– –N– safety information, 2, 68 n, 29 save a file n40+, n40-, 29 profile, 11 networks test session, 63 connect to a network, 38 security credentials, 10, 38 list, 28 session files ping, 43 save, 63...
  • Page 101 AirCheck G2 Wireless Tester Users Manual networks list, 28 transfer files to a PC, 65 –U– update the software, 68 –X– XML files, 64...

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