Wireless Access

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Access network design for branch, remote, outdoor, and campus locations with HPE Aruba Networking access points and mobility controllers.
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40MHz bonding won't turn off in 2.4GHz

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  • 1.  40MHz bonding won't turn off in 2.4GHz

    Posted Mar 26, 2012 12:28 PM

    I've got about 20 AP-105s attached to a 3600 local, with 3200 acting as master.  I've got HT turned on in both 2.4 and 5 radio profiles.  ARM profile is set to a-only for 40MHz channels.  However, some APs are bonded on 2.4.  Is there some other setting I need to change to get this to work properly? 

     

    btvnapAdmin3c-A4:61  Admin Office  10.100.62.81    2            AP:HT:7+/23.5/23.5   0            AP:HT:44+/23/23      105      2      8d:8h:27m:24s   N/A


    #3600
    #3200


  • 2.  RE: 40MHz bonding won't turn off in 2.4GHz

    Posted Mar 26, 2012 12:50 PM

    Do "show ap-group "Admin Office"" and note the 802.11a radio profile and 802.11g radio profile in use.  Then, do "show rf dot11a-radio-profile <name>" and "show rf dot11g-radio-profile <name>" (where <name> is the name in use above).  Are they using the same ARM profile?

     

    Then, do "show rf arm-profile <name>".  Is the ARM profile for the dot11g radio profile set to allow only 40MHz channels in the "a" spectrum?

     

    If things still look right, check the software version.  I haven't seen any bugs like that, but it may be possible.



  • 3.  RE: 40MHz bonding won't turn off in 2.4GHz

    Posted Mar 26, 2012 01:01 PM

    AP group "Admin Office"
    -----------------------
    Parameter                                Value
    ---------                                -----
    ...
    802.11a radio profile                    default
    802.11g radio profile                    default

     

    802.11g radio profile "default"
    -------------------------------
    Parameter                                      Value
    ---------                                      -----
    ...
    Adaptive Radio Management (ARM) Profile        default

     

    (btvnapfdc02) #show rf arm-profile default

    Adaptive Radio Management (ARM) profile "default"
    -------------------------------------------------
    Parameter                         Value
    ---------                         -----
    Assignment                        single-band
    Allowed bands for 40MHz channels  a-only

     

     

    AOS 6.1.2.5. 

     

    So if it's configured correctly, then I guess I have to call support.

     

    Thanks



  • 4.  RE: 40MHz bonding won't turn off in 2.4GHz

    Posted Mar 26, 2012 01:15 PM

    Make sure you haven't done any AP-Specific configuration.



  • 5.  RE: 40MHz bonding won't turn off in 2.4GHz

    Posted Mar 26, 2012 02:15 PM

    No AP specific configurations.



  • 6.  RE: 40MHz bonding won't turn off in 2.4GHz

    EMPLOYEE
    Posted Mar 26, 2012 09:59 PM

    type "show ap config ap-name <name of access point>" to see where that access point is getting its configuration from for that specific parameter.

     



  • 7.  RE: 40MHz bonding won't turn off in 2.4GHz

    Posted Mar 30, 2012 09:46 AM

    I rebooted the APs a second time and they came up properly.  Don't know what got stuck, but it's all good now.  Thanks everyone!