WLAN adaptor with driver support for dual-channel use












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I'm looking for WLAN (WiFi) chipsets or adaptors that support simultaneous dual-channel use and where this capability is exposed via the current Linux drivers. The primary use-case is to support simultaneous operation as a station on one channel and as an access-point on a different channel. This could be either:




  • Simultaneous operation on two channels in the same band (2.4GHz or 5GHz) - much preferred;

  • Simultaneous operation as a station on a channel in one band and an AP on a channel in the other band.


This would be a device where iw list would not have the restriction #channels <= 1 under "valid interface combinations".



For a bonus, mesh should be supported.



A sort of similar question (full-featured WLAN USB adaptor) was asked 5 years ago but the world has moved on since then.










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  • 1




    This sounds to me like a hardware recommendation request
    – Jeff Schaller
    Jan 10 '18 at 18:06










  • Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
    – awy
    Jan 12 '18 at 15:04
















0














I'm looking for WLAN (WiFi) chipsets or adaptors that support simultaneous dual-channel use and where this capability is exposed via the current Linux drivers. The primary use-case is to support simultaneous operation as a station on one channel and as an access-point on a different channel. This could be either:




  • Simultaneous operation on two channels in the same band (2.4GHz or 5GHz) - much preferred;

  • Simultaneous operation as a station on a channel in one band and an AP on a channel in the other band.


This would be a device where iw list would not have the restriction #channels <= 1 under "valid interface combinations".



For a bonus, mesh should be supported.



A sort of similar question (full-featured WLAN USB adaptor) was asked 5 years ago but the world has moved on since then.










share|improve this question


















  • 1




    This sounds to me like a hardware recommendation request
    – Jeff Schaller
    Jan 10 '18 at 18:06










  • Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
    – awy
    Jan 12 '18 at 15:04














0












0








0







I'm looking for WLAN (WiFi) chipsets or adaptors that support simultaneous dual-channel use and where this capability is exposed via the current Linux drivers. The primary use-case is to support simultaneous operation as a station on one channel and as an access-point on a different channel. This could be either:




  • Simultaneous operation on two channels in the same band (2.4GHz or 5GHz) - much preferred;

  • Simultaneous operation as a station on a channel in one band and an AP on a channel in the other band.


This would be a device where iw list would not have the restriction #channels <= 1 under "valid interface combinations".



For a bonus, mesh should be supported.



A sort of similar question (full-featured WLAN USB adaptor) was asked 5 years ago but the world has moved on since then.










share|improve this question













I'm looking for WLAN (WiFi) chipsets or adaptors that support simultaneous dual-channel use and where this capability is exposed via the current Linux drivers. The primary use-case is to support simultaneous operation as a station on one channel and as an access-point on a different channel. This could be either:




  • Simultaneous operation on two channels in the same band (2.4GHz or 5GHz) - much preferred;

  • Simultaneous operation as a station on a channel in one band and an AP on a channel in the other band.


This would be a device where iw list would not have the restriction #channels <= 1 under "valid interface combinations".



For a bonus, mesh should be supported.



A sort of similar question (full-featured WLAN USB adaptor) was asked 5 years ago but the world has moved on since then.







wifi wlan






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asked Jan 10 '18 at 17:14









awy

1816




1816








  • 1




    This sounds to me like a hardware recommendation request
    – Jeff Schaller
    Jan 10 '18 at 18:06










  • Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
    – awy
    Jan 12 '18 at 15:04














  • 1




    This sounds to me like a hardware recommendation request
    – Jeff Schaller
    Jan 10 '18 at 18:06










  • Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
    – awy
    Jan 12 '18 at 15:04








1




1




This sounds to me like a hardware recommendation request
– Jeff Schaller
Jan 10 '18 at 18:06




This sounds to me like a hardware recommendation request
– Jeff Schaller
Jan 10 '18 at 18:06












Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
– awy
Jan 12 '18 at 15:04




Ah, thanks for that pointer, although looking at the traffic there it tends to be rather higher level in nature than what I am looking for. But if I can find a product then I just need to work out what chips it uses.
– awy
Jan 12 '18 at 15:04










2 Answers
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The capability is exposed by allowing you to assign multiple network interfaces with iw dev ... add .. just like for the 1-channel case, and then making using different channels work.



For reference, I have a Asus PCE-AC55BT B1 PCEe x1 card, with Intel Corporation Wireless 8260 [8086:24f3] (rev 3a) chipset. (The Bluetooth function is exposed via an USB device).



Combinations show up under iw list as:



valid interface combinations:
* #{ managed } <= 1, #{ AP, P2P-client, P2P-GO } <= 1, #{ P2P-device } <= 1,
total <= 3, #channels <= 2





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    0














    We have recently started using the QCA9377 Chipset which has these capabilities. Not had much of a chance to test out performance yet.






    share|improve this answer





















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      2 Answers
      2






      active

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      2 Answers
      2






      active

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      active

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      active

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      1














      The capability is exposed by allowing you to assign multiple network interfaces with iw dev ... add .. just like for the 1-channel case, and then making using different channels work.



      For reference, I have a Asus PCE-AC55BT B1 PCEe x1 card, with Intel Corporation Wireless 8260 [8086:24f3] (rev 3a) chipset. (The Bluetooth function is exposed via an USB device).



      Combinations show up under iw list as:



      valid interface combinations:
      * #{ managed } <= 1, #{ AP, P2P-client, P2P-GO } <= 1, #{ P2P-device } <= 1,
      total <= 3, #channels <= 2





      share|improve this answer


























        1














        The capability is exposed by allowing you to assign multiple network interfaces with iw dev ... add .. just like for the 1-channel case, and then making using different channels work.



        For reference, I have a Asus PCE-AC55BT B1 PCEe x1 card, with Intel Corporation Wireless 8260 [8086:24f3] (rev 3a) chipset. (The Bluetooth function is exposed via an USB device).



        Combinations show up under iw list as:



        valid interface combinations:
        * #{ managed } <= 1, #{ AP, P2P-client, P2P-GO } <= 1, #{ P2P-device } <= 1,
        total <= 3, #channels <= 2





        share|improve this answer
























          1












          1








          1






          The capability is exposed by allowing you to assign multiple network interfaces with iw dev ... add .. just like for the 1-channel case, and then making using different channels work.



          For reference, I have a Asus PCE-AC55BT B1 PCEe x1 card, with Intel Corporation Wireless 8260 [8086:24f3] (rev 3a) chipset. (The Bluetooth function is exposed via an USB device).



          Combinations show up under iw list as:



          valid interface combinations:
          * #{ managed } <= 1, #{ AP, P2P-client, P2P-GO } <= 1, #{ P2P-device } <= 1,
          total <= 3, #channels <= 2





          share|improve this answer












          The capability is exposed by allowing you to assign multiple network interfaces with iw dev ... add .. just like for the 1-channel case, and then making using different channels work.



          For reference, I have a Asus PCE-AC55BT B1 PCEe x1 card, with Intel Corporation Wireless 8260 [8086:24f3] (rev 3a) chipset. (The Bluetooth function is exposed via an USB device).



          Combinations show up under iw list as:



          valid interface combinations:
          * #{ managed } <= 1, #{ AP, P2P-client, P2P-GO } <= 1, #{ P2P-device } <= 1,
          total <= 3, #channels <= 2






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Jan 12 '18 at 6:05









          dirkt

          16.7k21336




          16.7k21336

























              0














              We have recently started using the QCA9377 Chipset which has these capabilities. Not had much of a chance to test out performance yet.






              share|improve this answer


























                0














                We have recently started using the QCA9377 Chipset which has these capabilities. Not had much of a chance to test out performance yet.






                share|improve this answer
























                  0












                  0








                  0






                  We have recently started using the QCA9377 Chipset which has these capabilities. Not had much of a chance to test out performance yet.






                  share|improve this answer












                  We have recently started using the QCA9377 Chipset which has these capabilities. Not had much of a chance to test out performance yet.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered yesterday









                  awy

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