I have captured connection between a WiFi6 AP and a WiFi6 STA in wireshark.
I have attached a wireshark pcap file.
I could see HE capabilities exchange in Association request and response.
The iw phy output is below. I couldn't see HE connection in this output.
$iw dev wlp3s0 link
Connected to 8c:c6:81:69:86:65 (on wlp3s0)
SSID: WiFi_AX200
freq: 2437
RX: 27838 bytes (199 packets)
TX: 13319 bytes (97 packets)
signal: -34 dBm
rx bitrate: 26.0 MBit/s MCS 3
tx bitrate: 2.0 MBit/s
bss flags: short-slot-time
dtim period: 2
beacon int: 100
On Wed, Sep 2, 2020 at 3:39 PM Krishna Chaitanya
<chaitanya.mgit@xxxxxxxxx> wrote:
>
> On Wed, Sep 2, 2020 at 6:38 PM Sugandh Huthanahally Mohan
> <sugandhgowda@xxxxxxxxx> wrote:
> >
> > On Wed, Sep 2, 2020 at 3:16 PM Sugandh Huthanahally Mohan
> > <sugandhgowda at gmail.com> wrote:
> > >
> > > On Tue, Sep 1, 2020 at 10:09 PM Krishna Chaitanya
> > > <chaitanya.mgit at gmail.com> wrote:
> > > >
> > > >
> > > > Well, not necessarily, but hostap side it looks fine, so,
> > > > we need to see why the STA isn't responding well, probably a
> > > > different draft implementation. At the very least we should start
> > > > with a sniffer capture of the association b/w the stations to check
> > > > the IEs.
> > >
> > > I am using wpa_supplicant in STA to connect to AP.
> > > I am attaching hostapd logs and wpa_supplicant logs.
> > > I am observing that the STA is connecting and disconnecting when
> > > I try to connect STA to AP.
> > I guess this is a new STA with wpa_supplicant, right? Is it also AX200 based
> > chipset? In the STA mode, the kernel adds the HE IEs (either mac80211
> > or the driver),
> > so, but interestingly in your previous dmesg, I don't see any mac80211 logs.
> >
> > So, need dmesg logs that capture the connection (look for mac80211 logs).
> > >
> > > On Tue, Sep 1, 2020 at 10:09 PM Krishna Chaitanya
> > > <chaitanya.mgit at gmail.com> wrote:
> > > >
> > > > On Wed, Sep 2, 2020 at 1:23 AM Sugandh Huthanahally Mohan
> > > > <sugandhgowda at gmail.com> wrote:
> > > > >
> > > > > Hi Krishna,
> > > > >
> > > > > Currently I am not running wpa_supplicant.
> > > > > Is it necessary for hostapd?
> > > >
> > > > Well, not necessarily, but hostap side it looks fine, so,
> > > > we need to see why the STA isn't responding well, probably a
> > > > different draft implementation. At the very least we should start
> > > > with a sniffer capture of the association b/w the stations to check
> > > > the IEs.
> >
> > Yes this is a new STA connecting AP with wpa_supplicant.
> > It is also an AX200.
> > I don’t see mac80211 logs on the STA dmesg.
> > I am attaching dmesg of the station.
>
> These are from mac80211:
> [ 152.255545] wlp3s0: authenticate with 8c:c6:81:69:86:65
> [ 152.258347] wlp3s0: send auth to 8c:c6:81:69:86:65 (try 1/3)
> [ 152.283971] wlp3s0: authenticated
> [ 152.286624] wlp3s0: associate with 8c:c6:81:69:86:65 (try 1/3)
> [ 152.293456] wlp3s0: RX AssocResp from 8c:c6:81:69:86:65
> (capab=0x411 status=0 aid=1)
> [ 152.299672] wlp3s0: associated
> [ 152.364843] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready
>
> I was hoping to see some prints disabling HE, but looks fine. So,
> still, nothing from the logs
> to say why HE is disabled in the STA (why it isn't sending HE IEs in
> assoc resp).
>
> Only Sniffer should tell us without resorting to Whitebox debug.
> >
> > On Wed, Sep 2, 2020 at 1:26 PM Krishna Chaitanya
> > <chaitanya.mgit@xxxxxxxxx> wrote:
> > >
> > > On Wed, Sep 2, 2020 at 3:16 PM Sugandh Huthanahally Mohan
> > > <sugandhgowda@xxxxxxxxx> wrote:
> > > >
> > > > On Tue, Sep 1, 2020 at 10:09 PM Krishna Chaitanya
> > > > <chaitanya.mgit at gmail.com> wrote:
> > > > >
> > > > >
> > > > > Well, not necessarily, but hostap side it looks fine, so,
> > > > > we need to see why the STA isn't responding well, probably a
> > > > > different draft implementation. At the very least we should start
> > > > > with a sniffer capture of the association b/w the stations to check
> > > > > the IEs.
> > > >
> > > > I am using wpa_supplicant in STA to connect to AP.
> > > > I am attaching hostapd logs and wpa_supplicant logs.
> > > > I am observing that the STA is connecting and disconnecting when
> > > > I try to connect STA to AP.
> > > I guess this is a new STA with wpa_supplicant, right? Is it also AX200 based
> > > chipset? In the STA mode, the kernel adds the HE IEs (either mac80211
> > > or the driver),
> > > so, but interestingly in your previous dmesg, I don't see any mac80211 logs.
> > >
> > > So, need dmesg logs that capture the connection (look for mac80211 logs).
> > > >
> > > > On Tue, Sep 1, 2020 at 10:09 PM Krishna Chaitanya
> > > > <chaitanya.mgit@xxxxxxxxx> wrote:
> > > > >
> > > > > On Wed, Sep 2, 2020 at 1:23 AM Sugandh Huthanahally Mohan
> > > > > <sugandhgowda@xxxxxxxxx> wrote:
> > > > > >
> > > > > > Hi Krishna,
> > > > > >
> > > > > > Currently I am not running wpa_supplicant.
> > > > > > Is it necessary for hostapd?
> > > > >
> > > > > Well, not necessarily, but hostap side it looks fine, so,
> > > > > we need to see why the STA isn't responding well, probably a
> > > > > different draft implementation. At the very least we should start
> > > > > with a sniffer capture of the association b/w the stations to check
> > > > > the IEs.
> > >
> > >
> > >
> > > --
> > > Thanks,
> > > Regards,
> > > Chaitanya T K.
>
>
>
> --
> Thanks,
> Regards,
> Chaitanya T K.
Attachment:
ap_sta_WiFi6.pcap
Description: application/vnd.tcpdump.pcap
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