Experiencing very slow browsing at times (atheros wireless)

[Sepherosa Ziehau]

On 5/24/07, Petr Janda <elekktretterr at 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
--
Live Free or Die