AirCheck G2 ™ Wireless Tester User Manual Revised 02/2021 Copyright © 2016-2021 NetAlly®. All rights reserved. All product names are trademarks of their respective companies. Wi-Fi® is a registered trademark of the Wi-Fi Alliance.
LEGAL NOTIFICATION Use of this product is subject to the End User License Agreement available at http://NetAlly.com/terms-and-conditions or which accompanies the product at the time of shipment or, if applicable, the legal agreement executed by and between NetAlly and the purchaser of this product. Open-Source Software Acknowledgment: This product may incorporate open-source components. NetAlly will make available open-source code components of this product, if any, at github.com/netallyopensource.
Table of Contents 1. Introduction ..................................................................................................................................................1 Link-Live Cloud Service ....................................................................................................................................................2 AirCheck G2 Manager ........................................................................................................................................
5. Viewing Channel Usage ............................................................................................................................. 21 6. Discovering Clients ..................................................................................................................................... 27 7. Detecting Interferers ................................................................................................................................. 32 8.
Captive Portal Result .............................................................................................................................................................. 43 Target Test Results ................................................................................................................................................................. 43 9. Conducting a Site Survey Using AirMapper ...........................................................................................
How to: Transfer a Profile from a PC to the Tester ..................................................................................................................... 61 How to: Delete a Profile on the Tester .......................................................................................................................................... 61 How to: Upload a Profile to Link-Live .........................................................................................................................
How to: Search With the Internal Antennas ................................................................................................................................. 75 The Locate AP Screen ...................................................................................................................................................... 76 The Locate Client Screen ........................................................................................................................................
17. Saving Test Sessions, Packet Captures, and Screenshots ..................................................................... 95 Saving Session Files and Packet Captures .................................................................................................................... 95 How to: Save a Test Session ...........................................................................................................................................................
How to: Add an AP and Configure AP Settings ............................................................................................................................ 108 How to: Edit an AP .......................................................................................................................................................................... 109 How to: Delete an AP ............................................................................................................................
How to: Update Firmware over Link-Live ..................................................................................................................................... 127 How to: Update Firmware With AirCheck G2 Manager .............................................................................................................. 127 Exporting a Troubleshooting Log ...................................................................................................................................
How Can I Document My Network and My Test Session? ..........................................................................................
List of Figures Figure 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. Page AirCheck G2 Physical Features ...................................................................................................................................6 AirCheck G2 Home Screen..........................................................................................................................................7 Networks List Screen .....................................................................
20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 802.11 Channel Utilization Results ............................................................................................................................37 Air Quality Combined Utilization................................................................................................................................38 Air Quality Co-Channel and Adjacent Channel Interference Results..........
48. 49. 50. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64. 65. 66. 67. 68. 69. 70. 71. 72. 73. 74. 75. Connection Test Target Results..................................................................................................................................72 Completed Connect to AP Screen..............................................................................................................................73 Search Pattern for the Omni-directional Antennas in the Tester ..............
AirCheck G2 Wireless Tester 1. INTRODUCTION The AirCheck G2 Wireless Tester is a portable tool for verifying network availability and performance and troubleshooting connection issues. Networking and IT professionals can, for example, use the AirCheck G2 to ensure that 802.11 wireless LANs are available to mobile users or examine channel usage to identify the source of problems. The AirCheck G2 operates on 802.11b/g/n/ax networks in the 2.4-GHz band and 802.11a/n/ac/ax networks in the 5-GHz band.
Link-Live Cloud Service About this Manual The Link-Live Cloud Service is a free, online system for viewing, tracking, and organizing your AirCheck G2 test results, which are automatically uploaded to Link-Live once configured. To start, create a user account at Link-Live.com. This User Manual covers all AirCheck G2 functionality, with additional details not covered in the embedded Help on the tester.
The NetAlly Website Safety Information Our website at NetAlly.com/products/AirCheck provides additional documentation, release notes, software updates, and other resources. Table 1 gives descriptions of the safety symbols used on the tester and in this manual. Table 1. Safety Symbols For technical assistance, you can also visit NetAlly.com/Support.
WWarning X WCautionW Read all safety information before using this Product. If you use an external antenna, use only the antenna made for the AirCheck G2. The tester may not operate correctly with other antennas and may violate local regulations. Carefully read all instructions. Use the Product only as specified, or the protection supplied by the Product can be compromised.
Package Contents Internal Battery Charging and Life The AirCheck G2 comes with the accessories in the list below. If something is damaged or missing, tell the dealer where you purchased the product. Charge the battery for 3 hours before you use it for the first time. When the tester is off, the battery charges in approximately 7 hours. However, you can use the tester while you charge the battery.
AirCheck G2 Tester Physical Features 2. AIRCHECK G2 TESTER PHYSICAL FEATURES Power Button: Turns the tester unit on or off. Kensington Lock When the tester is off, press this button to power on. External Antenna Connector When the tester is on, press for one second to shut it down. For “hard” power off, without software shutdown, press for four seconds. The Power LED glows green when the unit is on and glows red when the battery is charging but the unit is off.
The AirCheck G2 Home Screen 3. THE AIRCHECK G2 HOME SCREEN 2 The AirCheck G2 features a full color touchscreen. Touch functions are noted in the following descriptions of the Home Screen components: 3 1 Profile Name: Displays the name of the Profile the 15 tester is currently using. The Profile is Default if you have not created a custom Profile. The name shows an asterisk (*) if you have changed a Profile-related setting on the tester since you loaded or saved the Profile.
The AirCheck G2 Home Screen Access Points (#) : Discovers access points and displays the number discovered. Tap to view the discovered Access Points list. See “Discovering Networks and Access Points,” page 9. Refresh : Clears the current results and restart the discovery process. Caution Tapping the test results. Clients (#) : Discovers associated and un-associated (e.g., probing) clients and displays the number discovered. Tap to view the discovered Clients list.
Discovering Networks and Access Points 4. DISCOVERING NETWORKS AND ACCESS POINTS The Networks list and the Access Points list are populated with SSIDs and access points that have been discovered by the AirCheck G2 in your location. 1 From the Home Screen, select either Networks or Access Points. The tester shows the Networks list (Figure 3) or the Access Points list (Figure 7). 2 To see details about a network or access point, tap its row in the list to open the Network or AP Details screen.
Discovering Networks and Access Points The Networks List Screen The Networks list screen provides an overview of the Wi-Fi networks that the AirCheck G2 has discovered in your environment. The networks are identified by SSID. Networks (#): The screen title displays the number of networks discovered by the tester. Sort (Option Field): This field shows the sort option that is currently applied. In Figure 3, the sort option applied is Signal Strength. This is the default.
Discovering Networks and Access Points Yellow closed lock: One or more access points use WEP or Cisco LEAP security protocol. These are less secure than other protocols. SNR: Signal-to-Noise Ratio, a measure of signal strength relative to noise. The ratio is measured in decibels (dB). NOTE: For networks, the SNR of the strongest AP in the network is displayed. Green closed lock: All access points use security protocols that are more secure than WEP, for example, WPA or WPA2.
Discovering Networks and Access Points How to: Search for Ad-Hoc Networks The Network Details Screen On the Networks list screen, look for networks with 0 APs and 1 or more clients. These could be Ad-Hoc Networks. Tap any network’s row on the Networks list screen (Figure 3) to open the Network Details screen. Figure 4. Possible Ad-Hoc Network For help searching, Sort the Networks list by Client Count to be able to see the number of connected clients for each discovered network on the list screen.
Discovering Networks and Access Points This triangle symbol in the top right corner of a field indicates that you can tap the field to go to a new screen. Touch functions are explained in the following descriptions: Gray closed lock: Access points on this network are using multiple security protocols. 802.11 Types: The 802.11 standards that the access points in the network use: Screen Title: The SSID of the network shown. 802.11a: Uses the 5-GHz band.
Discovering Networks and Access Points The Access Points List Screen • For multiple channels: all channel numbers, as space permits (followed by "..." if truncated). Tap Access Points on the Home Screen to open the list of discovered APs. Last Seen: The time since the last packet was detected from the selected network. NOTES: If Group Virtual APs is enabled in Connect: Tap this button to connect to the Wi-Fi network and run a Connection test.
Discovering Networks and Access Points The Access Points list screen displays all the access points that AirCheck G2 has discovered. Access Points (#): The number of APs discovered by the tester. Sort (Option Field): This field shows the sort option that is currently applied. In Figure 7, the sort option applied is Signal Strength. This is the default. Tap the Sort field to change the order in which access points are listed.
Discovering Networks and Access Points Green closed lock: All access points use security protocols that are more secure than WEP, for example, WPA or WPA2. For Access Points, this space can also show the SSID, BSSID, Band, or time since the network was Last Seen. Authorization Class Icon: If the AP has a user-assigned Gray closed lock: Access points on this network are using multiple security protocols.
Discovering Networks and Access Points The Access Point Details Screen Tap an Access Point’s row on the Access Points list screen to open the Details screen for that AP. When Group Virtual APs is turned On, multiple SSIDs from the same AP radio are shown and counted as one AP. If you tap one of these access points to open its Details, the tester displays a list of BSSIDs for you to choose from. Figure 8. Select BSSID to View AP Details Figure 9.
Discovering Networks and Access Points Screen Title: The AP’s name (BSSID, vendor AP name, or user-created alias) is displayed at the top of the AP Details screen. Green closed lock: All access points use security protocols that are more secure than WEP, for example, WPA or WPA2. Signal Strength: The signal strength rating for the AP. Gray closed lock: Access points on this network are using multiple security protocols. Signal Level: The AP’s signal level in dBm. 802.11 Types: The 802.
Discovering Networks and Access Points User-assignable Authorization Classes include the following: Clients: The number of clients connected to the AP. Tap this row to open the Clients list screen with the clients filtered for the selected AP. • Default - Selecting Default sets the Authorization Class to the default configuration. If you have not set a default authorization, the default for unassigned is None. The default AP Authorization Class can be changed on the AirCheck G2 in Settings > 802.
Discovering Networks and Access Points • Information is taken from the HE Capabilities in the beacon. Troubleshoot: If the Tester Does Not Discover an Access Point or Network • This field is available only for 802.11ax APs. If the tester cannot hear an access point, consider the following possible causes: Locate: Tap this button to open the Locate screen and physically locate an access point. See “Locating an Access Point, Client, or Interferer,” page 74.
Viewing Channel Usage 5. VIEWING CHANNEL USAGE The Channels Utilization Screen From the Home Screen, tap Channels to open the Channels Utilization screen, which provides an overview of all channels and their APs. AirCheck G2 calculates and records the average 802.11 and Non 802.11 channel utilization for each channel per each scan. Discrete channel utilization measurements begin when you power on and update with each scan. Bands: By default, the tester scans channels on the 2.
Viewing Channel Usage NOTES: • If the Combine Utilization setting is enabled in Settings > 802.11 Settings, this screen does not separate 802.11 and non-802.11 Utilization and shows only a combined total Utilization. • Channels that do not have access points can still show 802.11 usage because of overlap from access points on adjacent channels. • If there are too many APs to show individual dark blue dots, the dots are truncated to leave space for the correct number of APs to display above.
Viewing Channel Usage The Select Channel Screen The channel being selected. The number of APs on the channel. The bar graphs show how much of the channel capacity The Select Channel screen offers a close-up view of the selected channel. is used by 802.11 devices (blue) and by non-802.11 interference (gray). The graphs update dynamically. NOTE: If the Combine Utilization setting is enabled in Settings > 802.11 Settings, this screen does not separate 802.11 and non-802.
Viewing Channel Usage The Channel Details Screen The Channel Details screen shows the following detailed information about the selected channel: Screen Title: The channel number and frequency of the channel being monitored. APs: The number of access points discovered on the channel. Tap this row to open the Access Points list screen with the APs filtered for the selected Channel. NOTE: This field shows the number of physical access points if Group virtual access points is selected.
Viewing Channel Usage The Channels Overlap Screen separate 802.11 and non-802.11 Utilization and shows only a combined total Utilization. The Channels Overlap screen displays a graphical representation of the discovered APs' utilization of each channel. This screen displays in landscape view. Channel numbers are on the x-axis, and the signal level in dBm is displayed on the y-axis of the graph. Tap the tab buttons across the top of the graph to display the different bands and corresponding channels: • 2.
Viewing Channel Usage • A line extends from the top of the parabola to the AP's primary channel on the x-axis. • Only APs with a detected signal level of -85 dBm or above are shown on the graph. Tap Utilization to return to the Channels Utilization screen. Figure 14. Channels Overlap Screen The parabolas are displayed using the following characteristics: • The width of the parabola represents the width of the channel: 20, 40, 80, or 160 MHz.
Discovering Clients 6. DISCOVERING CLIENTS While the tester is on, it monitors each channel for client traffic to discover client devices. To see these clients, tap the Clients row on the Home Screen. NOTES: The tester is only able to update the client’s information when the client transmits data at the same time that the tester is monitoring the channel that the client uses. To collect client information more quickly, go to Settings > 802.
Discovering Clients Tap the Sort field to change the order in which clients are listed. The value by which the list is sorted shows prominently for each client. For example, if you change to Sort by 802.11 Type, the Clients list screen displays the 802.11 type icons next to each client, instead of the AP it is connected to, as shown in Figure 15. Green closed lock: All access points use security protocols that are more secure than WEP, for example, WPA or WPA2.
Discovering Clients Channel: The channel a client is using. This field is blank The Client Details Screen AP: Shows the name of the AP the client is associated The Client Details screen shows the following detailed information about the client you have selected: for probing clients. with. This field is blank for probing clients. Screen Title: The client’s full MAC address (e.g., 00:11:22:33:44:55) or OUI compact colon format (e.g., Vendor:05:3f:76). See “802.11 Settings,” page 111.
Discovering Clients Security: Shows the security type for the client-AP connection. The field is blank if the client is not associated with an AP, is using an ad-hoc connection, or its security standard is unknown. 802.11 Type: The 802.11 type that the client is using: 802.11a: Uses the 5-GHz band. 802.11b: Uses the 2.4-GHz band. 802.11g: Uses the 2.4-GHz band. 802.11n: Can be used in the 2.4 GHz or 5 GHz bands. 802.11ac: Uses the 5-GHz band. 802.11ax: Can be used in the 2.4 GHz or 5 GHz bands.
Discovering Clients Troubleshoot: If the Tester Does Not Discover a Client Locate: Tap this button to open the Locate screen and begin locating the client. See “Locating an Access Point, Client, or Interferer,” page 74. In some situations, the tester cannot discover a client because of the following: Capture: Tap this button to open the Capture screen and start a packet capture on the selected client. See “Creating a Standalone Packet Capture,” page 97.
Detecting Interferers 7. DETECTING INTERFERERS As the AirCheck G2 scans through your local wireless channels, it also observes and records devices that might be causing interference, such as a microwave oven, wireless mouse, or Bluetooth device. Interference from non-802.11 devices can negatively impact your network performance. The Interferer Events List Screen When a potential interfering device is detected, AirCheck G2 populates the Interferer Events screen with data about the interferer.
Detecting Interferers Device Type: Shows the type of interfering device Power: The most recently observed power output in detected by AirCheck G2. dBm of the interfering device. Util: The percentage of time, during the most recent sample, for which the interferer was detected. Band: The band on which the AirCheck G2 detects the interfering device. This is also a variable field, which changes based on the Sort option currently applied.
Detecting Interferers The Interferer Event Details Screen Locate: Tap this button to open the Select Interferer screen and then begin locating an interferer type. See “Locating an Access Point, Client, or Interferer,” page 74. The Interferer Event Details screen shows the following detailed information about the interferer you have selected: Refresh: Tap this icon to clear the current results and restart the scan. Event Number: The number of the event as assigned by the AirCheck G2.
Detecting Interferers Last Seen: The amount of time that has passed since the interferer was most recently detected. Event Count: The number of separate instances of AirCheck G2 detecting transmission from the interferer. Locate: Tap this button to open the Locate Interferer screen and begin locating the selected interferer. See “Locating an Access Point, Client, or Interferer,” page 74. Figure 18.
Using AutoTest to Diagnose Your Network Health 8. USING AUTOTEST TO DIAGNOSE YOUR NETWORK HEALTH AutoTest automatically checks the health of your network by examining Air Quality for utilization and interference and Network Quality for the SSIDs that have been configured for AutoTest. See “AutoTest Settings,” page 118. uploaded to Link-Live and associated with your test result. When AutoTest runs, the test result fields turn green, red, or yellow to indicate the status or rating of the result.
Using AutoTest to Diagnose Your Network Health AutoTest Air Quality The Air Quality measurements include 802.11 Channel Utilization, Non-802.11 Channel Utilization, Co-Channel Interference, and Adjacent Channel Interference. Figure 19. AutoTest Air Quality Results Screen 802.11 Utilization Figure 20. 802.11 Channel Utilization Results The 802.11 Channel Utilization results include the top three channels in each band (2.4 GHz and 5 GHz) with the highest 802.11 utilization.
Using AutoTest to Diagnose Your Network Health The channel utilization percentage is displayed along with a rating symbol: Pass, Warning, or Fail, based on the Channel non-802.11 Utilization threshold. NOTE: If the Combine Utilization setting is enabled in Settings > 802.11 Settings, this screen does not separate 802.11 and non-802.11 Utilization and shows only a combined total Utilization. Figure 21.
Using AutoTest to Diagnose Your Network Health Co-Channel Interference Once the Air Quality test completes, select the blue triangle icon next to a channel under Co-Channel Interference or Adjacent Channel Interference to open a list of the APs interfering on that channel. Then, you can select the down arrow next to each interfering AP to view its BSSID, SSID, and Signal strength. The Co-Channel Interference results display the top three channels in each band (2.
Using AutoTest to Diagnose Your Network Health • If AirCheck G2 detects APs that have the Unauthorized status, the field turns red. If any Rogue Access Points are detected, you can tap the down arrow to see the number and type of Rogue APs, tap the blue triangle icon to view the AP names, and then, tap another down arrow next to each AP to view its BSSID, SSID, Signal strength, and channel. AutoTest Network Tests Figure 24.
Using AutoTest to Diagnose Your Network Health Network Quality Results Figure 26. AutoTest Network Quality Network Coverage: Indicates the number of access points the tester detected that are supporting the network. This field also displays a rating symbol based on the Network Coverage threshold. Co-channel Interference: Displays the number of APs that exceed the minimum signal strength threshold with primary or secondary channels on the same channel on which the tester connects to the network.
Using AutoTest to Diagnose Your Network Health Connection Test Results The Connection test results indicate whether or not you can connect to an AP for the configured network at your current location. The Connection field turns green if the connection was successful and red if the connect was unsuccessful. Tap the down arrow to the right of Connection to view high level connection diagnostics.
Using AutoTest to Diagnose Your Network Health Target Test Results AP Name: The name of the AP to which the tester is connected. The address starts with a vendor abbreviation prefix, if the prefix is available. The optional test targets show whether or not AirCheck G2 can ping the targets selected in Settings > Test Targets, which can include the DHCP Server, Default Gateway, DNS servers, and/or the user-configurable target (www.google.com is the default). Channel: The channel the AP uses.
Using AutoTest to Diagnose Your Network Health DNS 1 and DNS 2: Indicate whether the DNS servers could be successfully pinged. Targets: Indicates whether or not these user-configured test targets could be successfully reached via Ping or TCP Port Open Test. The default target is www.google.com, but you can add and edit tests targets from the Settings > Test Targets. See “Defining Ping and TCP Port Open Test Targets,” page 66.
Conducting a Site Survey Using AirMapper 9. CONDUCTING A SITE SURVEY USING AIRMAPPER The AirMapper Site Survey tool lets you perform a Wi-Fi survey of an indoor or outdoor site and upload data to the Link-Live Cloud Service or export to AirMagnet Survey PRO. You can then generate heat maps and view Wi-Fi measurements for each collection point. The AirMapper Screen From the Home Screen, tap AirMapper to open the AirMapper screen, which displays any preloaded site floor plans.
Conducting a Site Survey Using AirMapper Changing the Survey Settings • Tap the AirMapper Settings button to open the AirMapper Settings screen. Use this screen to change all AirMapper settings, add floor plans, and select a survey type. Active: performs the site survey while actively connected to a specific Wi-Fi network. This can help validate Wi-Fi network performance and roaming. During the survey, the client transmission rate is included with each data point.
Conducting a Site Survey Using AirMapper Set Up a Floor Plan 5 The recommended way to upload and calibrate floor plans for AirMapper uses Link-Live to set up the floor plan image and then send the image(s) to any AirCheck G2 units in your organization. Select the Manage Floor Plans icon . This displays the Manage Floor Plans screen, which shows any previously uploaded floor plans. 6 Select the Create New Floor Plan icon Create New Floor Plan screen.
Conducting a Site Survey Using AirMapper 10 Enter a value for Signal Propagation. This is an estimated radius of how far RF signals can be detected from each collection point on the site. The default is 20 feet (about 6 meters). 11 Click Publish. This saves the newly created floor plan to Link-Live and opens the Apply To controls.
Conducting a Site Survey Using AirMapper 6 If your floor plan is not displayed, tap USB File to display a list of files, and then select the floor plan file you want. 7 (Optional) Tap Name to open a keyboard and edit the file name. 8 (Optional) Tap Dimensions to calibrate the floor plan. This displays a joined pair of markers on the floor plan. 9 a. Move the markers to mark a line on the floor plan that represents a known physical distance. a.
Conducting a Site Survey Using AirMapper 5 6 (Optional) Add comments to make notes about problems or special circumstances during the survey: a. Tap and hold at the place on the floor plan to which you want to add the comment. If there is no measurement point there, the comment icon appears. If there is a measurement point there, the measurement area color changes, and the comment icon appears. b. Tap the Edit icon c. Type a comment, and then tap DONE. A comment icon now appears on the floor plan.
Conducting a Site Survey Using AirMapper • Tap Clear to stop the survey and clear all survey measurements after a prompt. • Tap the AirMapper settings icon AirMapper settings. • Tap the Save below. 4 to change How to: Conduct an Active Survey icon to save data. See Saving Data An active survey is conducted while actively connected to a specific Wi-Fi network. This can help validate Wi-Fi network performance and roaming. Saving Data You can save data either during or at the end of your survey.
Conducting a Site Survey Using AirMapper Using Link-Live to View, Analyze, or Export Your Survey Data How to: Save Survey Data Locally 1 When you are ready to save your survey, select Local as the destination and then Save. 2 Go to the AirCheck G2 home screen. 3 Select Settings > Manage Files. 4 Tap Type, and then select AirMapper (.amp). This displays a list of surveys saved locally. 5 Select the checkbox for the survey file you want to export.
Testing Ethernet for Access Point Backhaul 10. TESTING ETHERNET FOR ACCESS POINT BACKHAUL The Ethernet Test verifies key connectivity parameters for the wired link to an access point. To configure the Ethernet test, see “Ethernet Settings” on page 121. The Ethernet Test Results Screen The results fields report high-level Pass (green) or Fail (red) results of the test components. Select the down arrows to the right of each field to view detailed information.
Testing Ethernet for Access Point Backhaul source, it displays the first one it receives, which may not always be from its link partner. Restart: After the test has completed (or you've stopped the test), select the Restart button to start a new test. Furthermore, the AirCheck G2 does not reliably receive this switch port information when it is linked with another switch in between, instead of linking directly to a managed switch that emits these types of packets.
Companion Services 11. COMPANION SERVICES These two free services enhance your testing, analysis, and documentation capabilities with the AirCheck G2. 2 If you already have a user account and other devices claimed to Link-Live, navigate to the Units page from the left side navigation drawer by clicking the navigation menu icon . 3 Click the Claim Unit button corner of the screen. 4 In the Claim Unit dialog, select the AirCheck G2 image. 5 Follow the on-screen instructions to finish claiming.
Companion Services Getting Started with the AirCheck G2 Manager PC Application You can use the AirCheck G2 Manager computer application for the following activities: Figure 33. Successful Link-Live Upload Field If no connection is available, the tester queues up to 100 entries before overwriting previous results. You can also configure uploading and notification settings on the Link-Live Cloud Service web site.
Companion Services Figure 34. Session Data > Networks in AirCheck G2 Manager NOTE: Only Micro Type B cables can be used to connect the AirCheck G2 to a PC. USB on-the-go (OTG) cables do not work properly. The AirCheck G2 Manager online Help contains more instructions for using the application. See “Managing Profiles and Sessions on a PC using AirCheck G2 Manager,” page 105.
Customizing the Tester for your Network 12. CUSTOMIZING THE TESTER FOR YOUR NETWORK This chapter describes how to adjust the Settings that are essential for setting up the tester for your network and running in-depth performance tests. For a description of all other settings, see “All AirCheck G2 Settings” on page 107. To change the settings on the tester, tap the button from the Home Screen. Settings Help: Tap this icon to open the embedded Help topic with a description of the current screen.
Customizing the Tester for your Network • iPerf Settings • Location and Language How to: Save the Current Settings as a Profile on the AirCheck G2 Tester • Thresholds for the colored bar graphs and Pass, Warning, and Fail ratings Multiple Profiles can be saved on the tester, but only one Profile at a time can be active.
Customizing the Tester for your Network b. • To save the Profile with the current name (shown at the top left of the screen), press Save. The tester asks if you want to overwrite the existing Profile name before saving. Caution Ensure that you enter the password as you intend it. Tap the open lock icon to double-check that it is correct. If you enter the password incorrectly here, or forget the password, you may not be able to access your Secured Profile again. • To save the Profile with a new name: e.
Customizing the Tester for your Network How to: Transfer a Profile from a PC to the Tester How to: Upload a Profile to Link-Live NOTE: See the AirCheck G2 Manager Help additional instructions. 1 From the Home Screen, tap the 2 Tap Profiles. 3 Tap Push to Link-Live, and select the checkbox for one or more Profile names from the list. 4 Tap Apply. 5 Confirm that you want to push the profiles to Link-Live by tapping Yes. for 1 Use the Profile Setup in AirCheck G2 Manager to make a Profile.
Customizing the Tester for your Network Entering Network Security Credentials There are three methods for entering and saving network and AP security credentials: • From the tester’s Network or Access Point Details screen • In the tester’s • In AirCheck G2 Manager’s Profile Setup menu Settings menu How to: Enter Credentials from the Networks or Access Points List If you select a discovered network or AP from the Networks or Access Points list, you do not need to enter the SSID or Authentication type
Customizing the Tester for your Network 4 If the network has not yet been configured on the current profile, the Configure screen opens; enter the appropriate credentials on the configuration screen. See “Networks," page 107 for more on configuring network settings. 5 Click the Apply button at the bottom of the screen. The tester runs a Connection test. Afterward, the credentials for the Network or AP are retained in the unsaved Profile, which is denoted with an asterisk (*) (shown in Figure 39).
Customizing the Tester for your Network 3 Select Profile Setup from the left side navigation menu. Adjusting the Test Thresholds 4 Edit a Profile: The AirCheck G2 illustrates the status of your network using red, green, and yellow colors in the following ways: • If necessary, transfer the “Default” Profile (or a profile created on AirCheck G2) from AirCheck Profiles, in the left pane, to Local Profiles in the right pane by dragging and dropping the Profile name.
Customizing the Tester for your Network How to: Change the Thresholds on the Tester 1 Tap 2 Select Thresholds. For a list of all Thresholds, see “AutoTest Settings” on page 118. Settings on the Home Screen. Changing the Location Settings and Language The Location Settings configure the tester to show illegal channels for the selected country in red text. See “The Channels Utilization Screen,” page 21. How to: Change the Location Settings 1 In the Settings menu, tap Location Settings.
Verifying Connectivity and Coverage 13. VERIFYING CONNECTIVITY AND COVERAGE The Connect to Network and Connect to AP tests let you verify connectivity at specific locations in your network. Use these tests to verify the operation of the following wireless network functions: • Clients can connect to the network. • Clients have access to network services (for example, DHCP, DNS, and routers). • Clients can communicate with other devices in a reasonable amount of time.
Verifying Connectivity and Coverage Figure 43. Configure Target Screen 4 Tap DONE. 5 Choose a Test Type: ICMP Ping or TCP Port Open. Tap the down arrow to switch between them. NOTES: If you specify a Ping test to a web server target that does not respond to Ping requests, the test may fail even if the target is reachable. The default test type is ICMP Ping. If you select TCP Port Open, then you may change the default Port by tapping Port to open the TCP Port screen, and entering the TCP port number.
Verifying Connectivity and Coverage Running a Connect to Network or Connect to AP Test 1 From the Home Screen, tap Networks or Access Points. 2 Tap the row of the relevant network or AP to open its Details screen. 3 From the Network or AP details screen, tap the Connect button at the bottom of the screen to open the Connect to Network or Connect to AP screen, see Figure 44.
Verifying Connectivity and Coverage Reviewing Connect to Network or AP Results The results fields on this screen change color to indicate the success or failure of each portion of the Connect to Network or AP test. SSID: The network's SSID. BSSID: The MAC address of the access point that the tester uses for the connection. Link Uptime: The length of time during which the link has been established. Connection Established To expand or collapse the details for a test step, press the arrow button.
Verifying Connectivity and Coverage Captive Portal Default Gateway: Indicates whether or not the configured gateway could be successfully pinged. When the Captive Portal setting is enabled, this portion of the test opens a web browser window that allows you to enter the required credentials for the network. Use the zoom icons in the top navigation bar to zoom in or out in the browser window. Once you are finished in the browser window, tap OK to return to the connect test in progress.
Verifying Connectivity and Coverage Max PHY Data Rate: The maximum rate at which AirCheck G2 has transmitted during the connection. Signal Level: The measured real-time signal level. Noise Level: The measured real-time noise level. SNR: The measured real-time signal-to-noise ratio. Retry Rate: The percentage of transmitted frames that are retry frames. Figure 47.
Verifying Connectivity and Coverage Reviewing User-Defined Test Target Results DNS Name: Network name and access point name for the ping target. While the Connection test is still running, the Target Test fields displays: IP Address: IP address for the ping or the TCP Port Connect target. Pings Sent: The number of pings the AirCheck G2 sent to the target. Once the test finishes, the field turns green if successful. Pings Returned: The number of pings the tester received back from the test target.
Verifying Connectivity and Coverage Next Steps After running Connection tests, select a button at the bottom of the screen to perform additional actions: • On the completed Connect to AP or Connect to Network test screen (Figure 49), tap Tests to open the Test Type screen. – If you are connected to an AP, press Range Test to begin a range test for the AP. See “The Access Point Range Test,” page 86. – If you are connected to a Network, press Roaming Test to begin a roaming test for the network.
Locating an Access Point, Client, or Interferer 14. LOCATING AN ACCESS POINT, CLIENT, OR The AirCheck G2 can use an internal antenna or an optional external antenna (sold separately) to locate devices. • In areas with many rooms (such as schools or hospitals), use the internal antennas. • In large, open areas, the optional external antenna can help you locate devices more quickly. See “Using the External Directional Antenna,” page 80. To locate an interferer: From the Home Screen, tap Interferers.
Locating an Access Point, Client, or Interferer How to: Search With the Internal Antennas ? Make a note of the signal strength. Go to the first corner of the section that had the strongest signal. Figure 50.
Locating an Access Point, Client, or Interferer The Locate AP Screen The following information shows on the Locate Access Point screen: Screen Title: Shows the AP’s SSID. The address starts with a vendor abbreviation prefix, if the prefix is available. See “How to: Load the Latest List of Vendor Prefixes,” page 106. BSSID: The AP's BSSID. Last Seen: The time elapsed since the AP was last detected. Signal Strength Meter: Visually displays the AP's real-time signal level reading.
Locating an Access Point, Client, or Interferer increases (i.e., as you are moving closer to the AP). The sound icon displays in the screen header when sound is On. External Antenna Icon: Press this button to turn the External Antenna on or off. The external antenna is On when the icon displays in the screen header, as shown in Figure 52. The Locate Client Screen The following information shows on the Locate Client screen: Screen Title: Shows the Client’s MAC address.
Locating an Access Point, Client, or Interferer Signal Strength Line Graph: Visually displays the client’s signal level over time and the highest signal strength recorded (high watermark). NOTE: If the client's signal is lost, a red vertical line appears on the Signal Strength line graph at the time of connection loss, but the graph continues scrolling. Once AirCheck G2 comes back within the range of the client’s signal, a green vertical line appears on the line graph. Figure 53.
Locating an Access Point, Client, or Interferer The Locate Interferer Screen If you tap Locate from the main Interferer Events list screen, the Select Interferer screen opens. Select the interfering device type you would like to locate, and then tap Apply. If you tap Locate from a specific interfering device’s Interferer Event Details screen, the AirCheck G2 begins attempting to locate the selected device.
Locating an Access Point, Client, or Interferer sound that increases in frequency as the signal level increases (i.e., as you are moving closer to the device). 2 Divide the area into four sections, as shown in Figure 55. Go to the center of the area. External Antenna Icon: Press this button to turn the External Antenna on or off. The external antenna is On when the icon displays in the screen header, as shown in Figure 52. 3 Press Locate. 4 Point the antenna to each corner of the area.
Locating an Access Point, Client, or Interferer 1 3 The signal can be stronger above or below you. 2 Go to the middle of the section that has the strongest signal until you find the access point. Figure 55.
Locating an Access Point, Client, or Interferer Figure 56.
Performing a Network Roaming Test and AP Range Test 15. PERFORMING A NETWORK ROAMING TEST AND The Network Roaming Test AP RANGE TEST (If you selected Enter New Target from the target list, you are first prompted to specify a test target other than those listed on the Select Target screen.) The Roaming Test indicates how well the network supports client roaming.
Performing a Network Roaming Test and AP Range Test 4 Use the keyboard to enter the IP address or host name of the target. 5 Select DONE. The Roaming Test Screen The Roaming Test screen displays the following information: AP Name: Shows the name of the AP to which AirCheck G2 is currently connected. NOTE: When the tester roams, the new AP is shown here.
Performing a Network Roaming Test and AP Range Test Ping Stats: The percentage of ping packets lost. Select the arrow to expand for the following detailed Ping information: NOTE: When the roaming test is stopped, there may still be a few ping packets in transit that have not yet been received and have not timed out to count as lost pings. Therefore, the reported number of pings received and the number of pings lost may not add up to the total number of pings sent.
Performing a Network Roaming Test and AP Range Test Press the Log button to see detailed connection activities. The Access Point Range Test A range test is used to determine the effective connectivity range of a specific AP. The connection range shows the probability of the best possible connection to the access point from your location. The best possible connection gives a ping response rate of 100% and the maximum possible data rate.
Performing a Network Roaming Test and AP Range Test The AP Range Test Screen (If you selected Enter New Target from the target list, you are first prompted to specify a test target other than those listed on the Select Target screen.) How to: Select a Custom Test Target 1 Select Enter New Target. 2 Select Apply. The New Target screen opens, showing a on-screen keyboard. 3 Select an input option. 4 Use the keyboard to enter the IP address or host name of the target. 5 Select DONE. Figure 60.
Performing a Network Roaming Test and AP Range Test The Range Test screen shows the following information: NOTE: If the target of a range test is a hostname that cannot be DNS-resolved to an IP address for that target, the results of the test are displayed as follows: AP Name: The name of the AP to which AirCheck G2 is currently connected. The Ping Stats Field: Turns red, without showing any data. Target: The selected test target. Ping Stats: The percentage of ping packets lost.
Performing a Network Roaming Test and AP Range Test Figure 61. AP Range Test Connection Range Graph PHY Date Rate: The connection's Transmit PHY data rate in Mbps. NOTE: If the tester roams to a new AP after a connection test has completed, a data rate of -- (two dashes) is displayed. The -- indicates that AirCheck G2 is not currently transmitting Wi-Fi data and a data rate cannot be obtained. Signal Level: The connection's signal level in dBm. Noise Level: The noise level in dBm on the channel used.
Conducting iPerf Performance Testing 16. CONDUCTING IPERF PERFORMANCE TESTING The Select iPerf Server Screen The iPerf Test is a standardized network performance tool used to measure UDP or TCP capacity and throughput. The AirCheck G2 can perform iPerf testing with either a NetAlly Test Accessory or iPerf server software installed on a PC as the test endpoint. NOTE: If you are using an iPerf server installed on a PC as the endpoint, iPerf Version 3.1 or newer is required.
Conducting iPerf Performance Testing When you open the Select iPerf Server screen, the AirCheck G2 begins automatically scanning for NetAlly Test Accessories that are available for iPerf testing. Search for and select the appropriate iPerf test endpoint using the following methods: • • If you know the IP address of your iPerf server software or Test Accessory, you can manually enter it by tapping the iPerf Server IP Address field. Tap DONE to save the new address.
Conducting iPerf Performance Testing NOTES: Tap the Settings button at the bottom of the Select iPerf Server screen to access the iPerf Settings. These are the same iPerf Settings that appear in the main AirCheck G2 Settings screen. See “iPerf Settings,” page 122. • If the Link-Live Connection setting is Off in Device Settings > Link-Live Settings, the AirCheck G2 does not query Link-Live for Test Accessories. See “LinkLive Settings,” page 109.
Conducting iPerf Performance Testing Reviewing iPerf Test Results The iPerf screen shows the following measurements, some with Pass (green), Fail (red), or Warning (yellow) results: NOTE: To adjust the Pass/Fail thresholds, TCP/UDP, and other settings for the iPerf Test, go to Settings > iPerf Settings on your AirCheck G2. See “iPerf Settings,” page 122. Tap Start to run another iPerf test to the same iPerf Server. Results Always Included BSSID: The network's BSSID. SSID: The network's SSID.
Conducting iPerf Performance Testing TCP only Results Avg. Up Speed: The network's average upload rate. Max Up Speed: The network's maximum upload rate. Avg. Down Speed: The network's average download rate. Max Down Speed: The network's maximum download rate. NOTE: This icon indicates that the hardware may be limiting the maximum speed measurement. UDP only Results Upload Speed: The network's average upload rate. Upload Jitter: The network's measured upload jitter.
Saving Test Sessions, Packet Captures, and Screenshots 17. SAVING TEST SESSIONS, PACKET CAPTURES, AND SCREENSHOTS Saving Session Files and Packet Captures When you tap the Save button on any screen except for AirMapper, the Save Session screen appears and provides options for saving a session file. (AirMapper lets you save survey data instead of session data.
Saving Test Sessions, Packet Captures, and Screenshots 2 To edit the default filename, press Filename, and use the on-screen keyboard to enter a custom name. When finished, press DONE. 7 To view the saved session file, you can transfer it to a PC and open it in AirCheck G2 Manager (See “Managing Profiles and Sessions on a PC using AirCheck G2 Manager," page 105), or you can upload it to Link-Live (See “How to: Upload Files to Link-Live,” page 103.).
Saving Test Sessions, Packet Captures, and Screenshots Creating a Standalone Packet Capture Because they can be very large and require a wired connection to upload to Link-Live, Packet Capture files are always saved locally on the unit, regardless of whether the Session File Destination is set to Link-Live or Local. To upload capture files to Link-Live, go to Settings > Manage Files. 3 This section describes the options for creating an individual Packet Capture on a selected channel.
Saving Test Sessions, Packet Captures, and Screenshots • The File Size is the maximum size of the complete capture file. Capturing stops automatically when the file reaches this size. The default is 100 MB. • Channel is the channel from which packets are captured. Packets are captured on 20-MHz-wide channels. If you accessed this Capture screen from a Channel, AP, or Client details screen, the corresponding Channel is auto-selected. The default is channel 1. NOTE: The captured slice size is always 4096 B.
Saving Test Sessions, Packet Captures, and Screenshots The capture runs until the file size reaches the size selected on the previous capture settings screen. Select Stop to stop capturing before the file reaches that size. After capturing is complete, start a new capture by tapping New Capture, or tap Manage Files to upload capture files to Link-Live or save them to a USB drive. You can also go to Settings > Manage Files later to rename, delete, or upload saved capture files.
Saving Test Sessions, Packet Captures, and Screenshots Saving Screenshot Image Files The Save Screen offers the following options: Screenshot image files can be downloaded to a PC using AirCheck G2 Manager or uploaded to Link-Live Cloud Service and associated with specific test results or other files. Filename: Select the field to open the Screen Filename screen, override the default file name with a unique file name, and select DONE.
Saving Test Sessions, Packet Captures, and Screenshots • The Uploaded Files option uploads the image to the Uploaded Files page in Link-Live without attaching it to a specific test result. However, you can still group files and/or results together in Link-Live using one of the comment features. Add Screen Comment: Tap this field to enter a new comment and attach it to your screenshot file in Link-Live. The Screen Comment does not persist after you begin a new test or save a new file.
Managing Files on the AirCheck G2 Tester 18. MANAGING FILES ON THE AIRCHECK G2 TESTER The Settings > Manage Files screen lists all the Session (.acsx), Screenshot (.png), Packet Capture (.pcap), and AirMapper (.amp) files that are saved on the AirCheck G2. It also allows you to rename, delete, save, and upload files to Link-Live. By default, the body of the Manage Files screen displays Session (.acsx) files. Tap the arrow next to file Type to switch between file types.
Managing Files on the AirCheck G2 Tester How to: Export files to a USB drive How to: Upload Files to Link-Live 1 Insert a USB flash drive into one of the AirCheck G2's USB ports. 2 Select Settings > Manage files. The screen displays the list of saved files. 3 On the Manage Files screen, tap the down arrow to select Session, Screenshot, Capture, or AirMapper files (see Figure 69).
Managing Files on the AirCheck G2 Tester Using the Remote Interface • For large files, an Ethernet connection is the fastest method for uploading to Link-Live. NOTE: The Remote Interface is for demo purposes only and not fully functional. • To download screenshot files directly to a computer, open the AirCheck G2 Manager application on the computer, and use the application's interface to transfer the files via USB cable. In AirCheck Manager, go to Device Info > Transfer AirCheck G2 Screen Captures...
Managing Files on the AirCheck G2 Tester Managing Profiles and Sessions on a PC using AirCheck G2 Manager 6 To change the default destination folder, click Browse and choose a different location to save session files. The AirCheck G2 Manager online Help contains more instructions for using the application. How to: Transfer and View Test Sessions with AirCheck G2 Manager 1 Ensure the latest version of AirCheck G2 Manager software is installed on your PC. (Download from https://app.link-live.
Managing Files on the AirCheck G2 Tester How to: Transfer and view Profiles with AirCheck G2 Manager 1 Turn on the tester, and connect to the PC. 2 In AirCheck G2 Manager, click Profile Setup. If you wish to manually add vendor prefixes into the oui_abbr.txt file, use Microsoft WordPad, and preserve the tab delimited fields. The left “AirCheck G2 Profiles” pane shows Profiles that are saved on the AirCheck G2.
All AirCheck G2 Settings 19. ALL AIRCHECK G2 SETTINGS Tap the Settings button to adjust settings. For additional information, tap the (Help) button on the tester to open the Help topic for the current screen. Profiles The Profiles screen provides tools for managing Profiles. See “Using Profiles to Manage Settings and Security Credentials,” page 58. Networks The Networks settings screen allows you to add, edit, and delete networks and their credentials.
All AirCheck G2 Settings 3 If the network is behind a Captive Portal, switch the toggle to On to enable the Captive Portal setting. 4 Tap the down arrow in the Authentication field, and select and configure an authentication type from the drop-down menu. 5 How to: Edit a Network Enter all necessary Authentication credentials for the security type used on the network, such as Encryption type, Keys, EAP Type, Username, and/or Password. Select the 2 Make the desired changes. 3 Select Apply.
All AirCheck G2 Settings 5 Select Apply to save your configuration. 6 Repeat Steps 1 through 4 to add more APs if needed. How to: Edit an AP 1 Select (Edit). 2 Make the desired changes. 3 Select Apply. How to: Delete an AP 1 Select (Delete). 2 Select Yes in the pop-up confirmation message window.
All AirCheck G2 Settings Link-Live Connection: Toggle this field On or Off to enable or disable automatic uploading of test results from the tester to Link-Live Cloud Service. organize your test results and files into folders on Link-Live and make them easily searchable. The Job Comment persists until you delete or edit it from the Link-Live Settings screen or from another screen (like Save Session or Comments) on your AirCheck G2. Only one Job Comment is active at any time.
All AirCheck G2 Settings 802.11 Settings These settings control how the tester scans, displays, and transmits network data. NOTE: Be sure to tap Apply to save your changes for each option on this screen. 802.11 Setting Description Associated Tester Functions Channels and Bands Allows you to select which band(s) and/or which channel(s) AirCheck G2 scans, the frequency at which they are scanned, and the time duration for which each channel(s) in the selected band(s) is scanned.
All AirCheck G2 Settings SSID Filtering Allows you to enable or disable SSID filtering and to select which SSIDs to filter. • When this feature is On, and the Show Listed SSIDs radio button is selected, only listed SSIDs and access points for those SSIDs are captured and displayed. • When this feature is On, and the Exclude Listed SSIDs radio button is selected, all but the listed SSIDs and access points for those SSIDs are captured and displayed.
All AirCheck G2 Settings Custom Signal Adjustments Allows you to adjust the displayed signal strength for entire bands or individual channels. The values you set on this screen are used to adjust all applicable Signal Strength measurements displayed on the unit and saved to session files. The values you adjust here do NOT affect SNR or Noise measurements, and are not used in the Locate AP or Locate Client screens.
All AirCheck G2 Settings Default AP Authorization Allows you to change the default AP Authorization Class that is assigned to all APs without an individual, manually user-assigned Authorization Class. Access Points Tap the drop-down arrow to switch from the None designation to either Authorized , if you want all APs to have the Authorized class by default, or to Unknown , if you want all APs to show as Unknown unless they have an individual assigned class.
All AirCheck G2 Settings Thresholds The Thresholds screen allows you to set the threshold values the tester uses to rate the quality of performance or service. The quality categories are pass/warning/fail or green/yellow/red. You can adjust the range of values represented by green, yellow, and red to your preference. For instance, you can eliminate the range of yellow altogether by increasing the ranges or values of green and red.
All AirCheck G2 Settings Co-Channel Interference Number of APs on a same channel. These same thresholds are used for Adjacent Channel Interference in the 2.4-GHz band. AutoTest Air Quality AP Signal Level The minimum signal level at which an AP must be measured to be counted in Co-Channel and Adjacent Channel Interference measurements.
All AirCheck G2 Settings UDP Jitter The average frame delay variation. This threshold only applies when iPerf testing with the UDP protocol.
All AirCheck G2 Settings Interferer Settings AutoTest Settings These settings control how and when interfering devices are detected: The AutoTest Settings screen allows you to configure the following settings: Scan 2.4 GHz Band: Press the toggle button to turn interferer scanning On or Off for all channels in the 2.4 GHz Band. Channel Scan Cycles: Allows you to specify the number of times that the channels are scanned during an AutoTest.
All AirCheck G2 Settings 2 3 Test Targets Decide to include or exclude Network Tests. If you decide to include Network Tests, then select the boxes for the individual networks to be tested. Test targets are part of Connect to Network, Connect to AP, and AutoTest Network Tests. The Test Targets screen provides tools for you to select, add, change, and delete test targets. Tap Apply to save your changes. Figure 75. Test Targets Screen See also, “Defining Ping and TCP Port Open Test Targets” on page 66.
All AirCheck G2 Settings Network-defined test targets are already set up on the AirCheck G2. Below are the network-defined test targets that are shown on the Test Targets screen: • Default Gateway • DHCP Server • DNS 1 • DNS 2 AirCheck G2 uses these test targets to perform ICMP Ping tests. Each test target, whether network-defined or userdefined, is shown with a check-box that allows you to select it to use during connection tests.
All AirCheck G2 Settings Ethernet Settings NOTE: You can have only one test target for Ethernet tests, so you automatically replace the default or any existing test target when creating a new one. These settings control the Ethernet Test function: PoE Test: Allows you to include or exclude a PoE test in an Ethernet test. By default, PoE Test is On (included). Tap the field to toggle the switch to Off if you wish to exclude the PoE Test from the Ethernet test.
All AirCheck G2 Settings iPerf Settings Thresholds: This button is a shortcut to the Settings > Thresholds screen section for iPerf Thresholds. Tap to open the Thresholds settings. The iPerf Settings screen controls aspects of the iPerf Test feature. Tap Apply to save your changes to the settings. Protocol: Tap the drop-down button to switch between the TCP and UDP protocols for iPerf testing. The default is TCP. Capture Port: Tap the Port field to enter a different port number.
All AirCheck G2 Settings Device Settings Tap the Add Certificate button to import a certificate from a USB drive inserted into one of the USB ports on the AirCheck G2. The Device Settings screen provides tools for configuring the device settings, as listed below. NOTES: NOTE: Tap an option to configure it. While some options (i.e.
All AirCheck G2 Settings Location Settings Brightness: Increases or decreases the brightness of the screen. NOTE: You can help extend the battery life by decreasing screen brightness. The Location Settings screen allows you to choose or change AirCheck G2's location settings, which determine the legality of Wi-Fi channels in the selected country or region of the world. Channels that are illegal in the selected country display in red text on AirCheck G2.
All AirCheck G2 Settings About The About screen shows the following information about your AirCheck G2: • Serial Number • WLAN MAC Address • Ethernet MAC • Hardware Version • Software Version • Total Flash Memory • Free Flash Memory 125
Maintenance MAINTENANCE 20. WWarningX Cleaning the Tester To prevent possible fire, electrical shock, personal injury, or damage to the tester: • To clean the display, use lens cleaner and a soft, lint-free cloth. To clean the case, use a soft cloth that is moist with water or water and a weak soap. Do not open the case. You cannot repair or replace parts in the case. • Use only replacement parts that are approved by the manufacturer.
Maintenance Updating the AirCheck G2 Firmware 4 Start AirCheck G2 Manager on your PC. Starting with AirCheck G2 release version 3.0, you have two options for updating your firmware: Update by downloading the installation file from Link-Live Cloud Service or update using AirCheck G2 Manager. 5 Turn on the tester. 6 Use the USB cable supplied with the tester to connect the tester to the PC. 7 In AirCheck G2 Manager, select Device Info, and click the button to “Update AirCheck G2 Firmware...
Maintenance 3 Viewing Device Information Tap Export Troubleshooting Log. From the Home Screen, select Restoring Factory Defaults Caution Restoring factory defaults erases all saved test data and settings, session files, screen captures, log files, and profiles from the AirCheck G2 device and returns settings to their default. 1 From the Home Screen, select Settings. 2 Select Device Settings. 3 Tap Restore Factory Defaults. 4 To continue, tap Yes in the Reboot Required pop-up box.
Specifications and Compliance 21. SPECIFICATIONS AND COMPLIANCE Environmental Specifications Operating temperature 32ºF to 113ºF (0ºC to +45ºC) NOTE: The battery will not charge if the internal temperature of the tester is above 122ºF (50ºC). Operating relative humidity (% RH without condensation) 90% (50ºF to 95ºF; 10ºC to 35ºC) 75% (95ºF to 113ºF; 35ºC to 45ºC) Storage temperature -4ºF to 140ºF (-20ºC to +60ºC) Shock and vibration 1 m drop test, Random, 3.
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 18 oz (0.51 kg) Battery Rechargeable lithium-ion battery pack (3.6 V, 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 DC output 15 Vdc at 2 amps Display 5.
Specifications and Compliance Wireless Specifications Specification compliance IEEE 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac Wi-Fi Connectivity 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac Operating frequencies Frequencies of channels received NOTE: The tester receives on all of the frequencies in every country. NOTE: These are the center frequencies of the channels that 2.4 GHz band: 2.412 – 2.484 GHz (channel 1 to channel 14) the AirCheck G2 supports. 5 GHz band: 5.170 – 5.320 GHz, 5.500 – 5.
Specifications and Compliance Frequencies of channels transmitted (continued) 5 GHz band 802.11a/n 20 MHz BW (HT20): 5.180 – 5.320 GHz, 5.500 – 5.700 GHz, 5.745 – 5.825 GHz (channels 36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 1, 36, 140, 144, 149, 153, 157, 161, 165) 802.11n 40 MHz BW (HT40/VHT40): 5.190 – 5.310 GHz, 5.510 – 5.670 GHz, 5.755 – 5.795 GHz (includes all combinations of legal, bonded pairs of channels) 802.11ac 80 MHz BW (VHT80): 5.210 – 5.290 GHz, 5.530 – 5.
Specifications and Compliance Wi-Fi Adapter Applicant's name NetAlly Equipment name Wi-Fi testing device Model number WA7-43460AC Manufacturing Year/Month 2015/06 Manufacturer Universal Global Scientific Industrial Co. (USI) Country of origin Taiwan Data Rate 802.11a: 6/9/12/24/36/48/54 Mbps 802.11b: 1/2/5.5/11 Mbps 802.11g: 6/9/12/24/36/48/54 Mbps 802.11n (20 MHz): MCS0-23, up to 216 Mbps 802.11n (40 MHz): MCS0-23, up to 450 Mbps 802.
Specifications and Compliance Transmit output power (tolerance: ±2.0 dBm) 1 802.11a: 12 dBm ± 2 dBm @ 54 Mbps 802.11b: 17 dBm ± 2 dBm @ 11 Mbps 802.11g: 16 dBm ± 2 dBm @ 54 Mbps 802.11gn HT20: 16 dBm ± 2 dBm @ MCS0 802.11gn HT20: 15 dBm ± 2 dBm @ MCS7 802.11gn HT40: 15 dBm ± 2 dBm @ MCS0 802.11gn HT40: 14 dBm ± 2 dBm @ MCS7 802.11an HT20: 15 dBm ± 2 dBm @ MCS0 802.11an HT20: 12 dBm ± 2 dBm @ MCS7 802.11an HT40: 14 dBm ± 2 dBm @ MCS0 802.11an HT40: 11 dBm ± 2 dBm @ MCS7 802.
Specifications and Compliance Receive sensitivity (tolerance: ±2 dBm) 802.11a: -81 dBm ± 2 dBm @ 54 Mbps 802.11b: -92 dBm ± 2 dBm @ 11 Mbps 802.11g: -82 dBm ± 2 dBm @ 54 Mbps 802.11gn HT20: -79 dBm ± 2 dBm @ MCS7 802.11gn HT40: -76 dBm ± 2 dBm @ MCS7 802.11an HT20: -78 dBm ± 2 dBm @ MCS7 802.11an HT40: -74 dBm ± 2 dBm @ MCS7 802.11ac VHT20: -64 dBm ± 2 dBm @ MCS8NSS3 802.11ac VHT40: -63 dBm ± 2 dBm @ MCS9NSS3 802.11ac VHT80: -60 dBm ± 2 dBm @ MCS9NSS3 1.
Specifications and Compliance Certifications and Compliance P ) Conforms to relevant European Union directives. Conforms to relevant Australian Safety and EMC standards. Certified by CSA Group to North American safety standards. Complies with 47 CFR Part 15 requirements of the U.S. Federal Communications Commission. Certified by the National Agency of Telecommunications (Anatel). Ã Conforms to relevant South Korean EMC Standards.
Specifications and Compliance Federal Communication Commission and Industry Canada Interference Statement This device complies with Part 15 of the FCC and IC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Specifications and Compliance To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication. The availability of some specific channels and/or operational frequency bands are country dependent and not accessible by the end user.
Specifications and Compliance locations (e.g., next to the body) as required by the FCC for each model. The FCC has granted an Equipment Authorization for this model device with all reported SAR levels (see below) evaluated as in compliance with the FCC RF emission guidelines. SAR information on this model device is on file with the FCC and can be found under the Display Grant section http:// www.fcc.gov/oet/fccid after searching on FCC ID: WA7-43460AC. This device is a 2.
Specifications and Compliance Regulatory Statements Brazil Regulatory Statement Este equipamento opera em caráter secundário, isto é, não tem direito a proteção contra interferência prejudicial, mesmo de estações do mesmo tipo, e não pode causar interferência a sistemas operando em caráter primário. This product meets requirements for industrial (Class A) electromagnetic wave equipment and the seller or user should take notice of it. This Electromagnetic Compatibility.
Appendix A: Quick Reference: Examining your Network Health How is my Network Quality? What is my Wi-Fi Air Quality? Are my channels overloaded with access points and Wi-Fi traffic? Are any of my channels too noisy? From the Home Screen, touch AutoTest. The tester opens the AutoTest screen to show the results of Air Quality, including 802.11 Channel Utilization, Non-802.11 Channel Utilization, Co-Channel Interference, and Adjacent Channel Interference.
What is my Wi-Fi Network Quality? To test your Network Quality, you must configure your AirCheck G2 with the proper credentials to connect to the network and/or access points. See “Using Profiles to Manage Settings and Security Credentials," page 58. Can I hear access (Settings) > AutoTest Settings), and select the networks you Next, go to the AutoTest Settings screen ( points that support want tested during AutoTest. my networks? From the Home Screen, touch AutoTest.
What is in the Wireless Environment? What wireless LANs are available? From the Home Screen, select Networks to see a list of wireless LANs and the number of access points for each one. To see all access points that are available at your location, select Access Points on the Home Screen. See “Discovering Networks and Access Points," page 9. What access points are available? Select Access Points to see a list of access points available at your location.
Can Devices Connect to My Network? Use the tester to verify connectivity. See “Verifying Connectivity and Coverage," page 66. NOTE: To connect to a secure network, the tester must have a profile that includes security credentials. If credentials are not available, touch Connect to open the Configuration screen, so that you can enter the appropriate credentials. Can a device connect as a client to my network (SSID)? Select Networks, touch a network to open its details screen, then press Connect.
Is a client’s network interface card operating correctly? From the Home Screen, select Clients, and touch on the client you want to examine. The tester will discover the client if the client transmits probe request frames and display basic settings, such as the channel and SSIDs the client uses in probes. See “Discovering Clients," page 27. Can a client roam on a network, and where does roaming occur? When a Connect to Network test successfully connects, tap the Tests button and then select Roaming Test.
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. See “The Access Point Details Screen," page 17. Is the network too busy? Select Channels to see an overview of channel usage and the number of access points and connected clients that use each channel.
Where is an Access Point? Select Access Points, select one access point, then press Locate on the Access Point Details screen. See “Locating an Access Point, Client, or Interferer," page 74. You may also use the optional external directional antenna to help you find access points faster. See “Using the External Directional Antenna," page 80. What Networks or Access Points Come into Range as I Move? On the Networks screen, touch Sort: and under the Sort Networks/Access Points By: list, select Last Seen.
