Configure Channel Selection

Use this section to make changes to the device channel width. The available settings depend on the Supported Radio Mode that you selected in the basic configuration section.

Note

Note

Extreme Networks provides defaults for each item in this section. The following steps are optional.

Channel selection is dimmed and set to Auto. Perform channel selection at the device level.

  1. Go to Configure > Common Objects > Policy > Radio Profiles.
  2. Select an existing radio profile, and then select Edit, or select Add.
  3. Specify the Channel Width and Exclusions.
    1. To customize the display, select and clear the check boxes as desired:
      • Show UNII Groups
      • Show Frequency Markers
      • Show Primary Channels
      • Show Preferred Scan Channels (PSC)
  4. To manually exclude channels, select a specific channel.
  5. Enable Dynamic Frequency Selection to help maintain a balance between Wi-Fi performance and avoid interference with essential radio services.
    Note

    Note

    Dynamic Frequency Selection (DFS) settings do not apply to AP121, AP141, AP330, and AP350 access points that were shipped after 2 June 2016 and operate in the FCC domain.
    1. Select Enable manual channel selection return to return the affected radio to its original statically assigned DFS channel after a DFS event.
    2. Select Enable ZeroWait DFS to dedicate a single antenna chain to quickly identify a usable DFS channel. With ZeroWait DFS enabled, a 4x4 AP become a 3x3 AP.
      Note

      Note

      ZeroWait DFS is only available for 3- or 4-stream APs.
    3. Select Enable Background Scan to enable DFS to run background scans.
  6. To manually set Transmission Power, select Manual and then use the slider to select a dBm setting.
  7. Enable Enable client transmission power control (802.11h).
  8. To manually enable client transmission power control (802.11h), use the slider to select a dBm setting.
  9. Enable Limit Channel Selection to limit channel selection to non-overlapping channels.
    1. Select the operating Region for the device from the drop-down list.
    2. For Channel Model, select 3 channels for USA and 4 channels for Europe.
    3. For Limit Channel Selection, USA defaults are 1, 6, and 11, and European defaults are 1, 5, 9.
  10. Enable Use the last known power and channel during the AP boot up process.
  11. Select SAVE RADIO PROFILE.
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