[no subject]

From: Petr Janda <elekktretterr@exemail.com.au>
Subject: Re: Experiencing very slow browsing at times (atheros wireless)
Date: Thu, 24 May 2007 21:35:20 +1000
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References: <465278A8.2000604@exemail.com.au> <4653239E.5080804@exemail.com.au>	 <200705222056.l4MKuB16001705@apollo.backplane.com>	 <4653A312.1070507@exemail.com.au>	 <200705230328.l4N3SmJf005108@apollo.backplane.com>	 <4653BA48.3060304@exemail.com.au>	 <200705232143.l4NLhIDE013960@apollo.backplane.com>	 <46554A8D.5040806@exemail.com.au>	 <ea7b9c170705240207v7dda6233xecd3001788048e1b@mail.gmail.com>	 <46556F04.9050109@exemail.com.au> <ea7b9c170705240414i235cbdd9qca4c437bb9fa5f0@mail.gmail.com>

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Sepherosa Ziehau wrote:
> On 5/24/07, Petr Janda <elekktretterr@exemail.com.au> wrote:
>> Sepherosa Ziehau wrote:
>> > ifconfig ath0 media DS5
>> >
>> > to force TX at DSSS 5.5Mbps
>> >
>> > Please refer ifmedia(4) for more information.
>> >
>> > Best Regards,
>> > sephe
>> >
>>
>> with the net.wlan.0.debug sysctl, i get these messages every now and 
>> then:
>>
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <895,1524>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <908,1527>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <979,2633>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1059,2877>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1061,2879>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1195,2924>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1280,2968>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1332,3221>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1380,3986>
>
> All of the above lines are not normal
>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1586,1586>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard frame, multicast echo
>> [ath0:00:19:db:0a:39:e6] discard frame, multicast echo
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2545,2545>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard frame, multicast echo
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2661,2661>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2663,2663>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2672,2672>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2983,2983>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2989,2989>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2993,2993>
>> fragno <0,0> tid 0
>
> This group is normal.
>
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3044,3835>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3059,3841>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3063,3843>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3064,3843>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3119,3874>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard frame, multicast echo
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3517,3797>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard frame, multicast echo
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <188,2048>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <189,2048>
>> fragno <0,0> tid 0
>> [ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <307,2073>
>> fragno <0,0> tid 0
>
> And this group is abnormal too.
>
> I suspect something happened to your AP periodically.  How often did
> above messages appear?
>
> Best Regards,
> sephe
>
I turned the debug sysctl on during a a slowness, from there on just let 
it go on.

Since i sent last email to bugs@ there has been more of them. (it 
started on about 10 msg a minute)

[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <54,2016> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <206,2041> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <212,2042> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <337,2056> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <349,2059> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <422,2069> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <645,2120> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <705,2133> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1303,2319> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2111,2460> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2223,2488> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2963,2963> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2974,2974> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3054,3054> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3091,3091> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3143,3143> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3152,3152> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3159,3159> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3182,3182> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3186,3186> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3188,3188> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <0,611> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <633,4013> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <680,680> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <761,761> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <778,4047> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <805,4052> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <832,832> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <836,4057> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <841,841> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <844,844> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <850,850> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <864,864> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <867,867> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <869,869> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <874,874> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <876,4065> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <880,880> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <895,895> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <915,915> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <921,921> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <922,922> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <927,927> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <949,949> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1013,1013> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1043,1043> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1044,1044> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1052,1052> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1068,1068> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1074,1074> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1088,1088> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1107,1107> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1128,1128> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1131,1131> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1152,1152> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1166,1166> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1167,1167> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1170,1170> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1184,1184> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1187,1187> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1193,1193> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1196,1196> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1196,1196> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1206,1206> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1214,1214> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1280,1280> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1284,1284> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1292,1292> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1302,1302> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1316,1316> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1316,1316> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1331,1331> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1333,1333> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1346,1346> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1364,1364> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1370,1370> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1384,1384> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1402,1402> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1412,1412> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1435,1435> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1453,1453> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1474,1474> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1485,1485> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1493,1493> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1504,1504> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1544,1544> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1547,1547> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1573,1573> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1582,1582> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1616,1616> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1626,1626> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1652,1652> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1668,1668> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1681,1681> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1716,1716> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1719,1719> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1747,1747> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1762,1762> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1771,1771> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1772,1772> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1774,1774> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1789,1789> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1793,1793> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1811,1811> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1820,1820> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1847,1847> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1848,1848> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1870,1870> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1872,1872> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2528,2528> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2533,2533> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2541,2541> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2555,2555> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2571,2571> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2573,2573> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2606,2606> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2609,2609> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2622,2622> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2644,2644> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2660,2660> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2664,2664> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2683,2683> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2699,2699> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2702,2702> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2712,2712> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2731,2731> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <0,0> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2743,2743> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2751,2751> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2756,2756> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2758,2758> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2763,2763> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2786,2786> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2837,2837> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2864,2864> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2868,2868> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2874,2874> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2889,2889> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2920,2920> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2947,2947> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2971,2971> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2976,2976> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <2996,2996> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3007,3007> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3025,3025> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3049,3049> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3068,3068> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3097,3097> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3101,3101> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3148,3148> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3153,3153> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3201,3201> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3236,3236> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3267,3267> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3282,3282> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3306,3306> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3311,3311> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3320,3320> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3329,3329> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3332,3332> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3368,3368> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3370,3370> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <0,0> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3423,3423> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3425,3425> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3448,3448> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3480,3480> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3481,3481> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3489,3489> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3512,3512> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3533,3533> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3548,3548> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3569,3569> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3583,3583> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3610,3610> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <3625,3625> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard frame, multicast echo
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <0,0> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <4057,4057> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1,317> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <4,331> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <5,356> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <9,391> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <11,399> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <12,404> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <26,498> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <45,45> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <95,685> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <100,100> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <110,110> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <141,141> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <173,936> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <179,940> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <180,940> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <181,940> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <182,940> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <186,942> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <190,945> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <191,945> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <203,203> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <228,228> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <234,234> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <237,237> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <243,1099> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <248,248> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <274,1280> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <283,1322> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <286,1335> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <293,1360> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <294,1360> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <295,1363> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <296,1368> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <325,325> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <330,330> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <363,363> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <368,1613> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <369,1615> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <382,1629> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <384,1630> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <385,1633> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <388,1644> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <391,1651> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <395,1661> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <396,1661> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <399,1665> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <417,1684> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <418,1684> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <420,1701> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <421,1727> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <429,1766> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <430,1766> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <443,1774> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <444,1774> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <447,1777> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <448,1778> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <456,1785> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <495,495> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <515,515> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <524,524> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <530,530> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <533,533> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <553,553> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <554,554> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <556,556> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <563,563> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <564,564> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <569,569> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <581,581> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <591,591> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <594,594> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <0,0> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <598,598> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <619,619> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <625,625> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <649,649> fragno 
<0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <748,2736> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <749,2736> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <750,2742> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <751,2751> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <756,2766> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <845,3356> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <849,3361> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <852,3368> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <876,3382> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <882,3387> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <889,3397> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <897,3403> 
fragno <0,0> tid 0
[ath0:00:19:db:0a:39:e6] discard duplicate frame, seqno <1068,3648> 
fragno <0,0> tid 0

As I said, in Windows there are no slowdowns even at 54Mbit

Petr