I have the same issue with the broadcom card. The hardware does support
N and Bluetooth. I was considering the same solution buying a Intel
5100... But if there is a way to fix this bug that would be better.
What I think happened is that in the package the compile options to
enable N were not
kat@tabbycat:~$ sudo iwlist eth1 scanning
eth1 Scan completed :
Cell 01 - Address: 00:26:3E:xx:xx:xx
ESSID:MyWorkSSID
Mode:Managed
Frequency:2.412 GHz (Channel 1)
Quality:5/5 Signal level:-43 dBm Noise
** Attachment added: Showing Low Speed Broadcom wl Connection
https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/557847/+attachment/1800361/+files/Broadcom_wl_lowspeedN.png
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I do not think, that this is a duplicate of bug #581936, because it
doest start with a good rate and change to a bad rate - no its
definitely is every time bad on my access point.
but this bug is not effecting me any more, because I bought me a Intel
WiFi Link 5100 Network Card and replaced the
*** This bug is a duplicate of bug 581936 ***
https://bugs.launchpad.net/bugs/581936
** This bug has been marked a duplicate of bug 581936
Sudden drop of connecton speed
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very low connection bit rate
https://bugs.launchpad.net/bugs/557847
You received this bug notification because you
no... disable and re-enable or re-associate dont change anything... rate
is constantly very low...
I also contacted broadcom over linux-wlan-client-support-
l...@broadcom.com on 06.05.2010, but got no answer...
I bought me now an new Intel Wifi Link 5100 PCIe Mini Card for my
Laptop... still
Please see
https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/581936
Try disabling and re-enabling. Is the speed back to normal? Also note,
that this driver does not support the N features at all!
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very low connection bit rate
https://bugs.launchpad.net/bugs/557847
You received this bug
I spitted now the 2.4 GHz and the 5 GHz Netzworks with different SSIDs
and made new tests:
When I connect on the 2.4 GHz frequency with channel 1 (20MHz), I only
get a 2 Mb/s link (info from Network Manager).
On the 5GHz frequency with channel 36 (40MHz) it is a little bit better:
there I get
u...@pc:~$ sudo lspci -v -s 12:00.0
12:00.0 Network controller: Broadcom Corporation BCM43224 802.11a/b/g/n (rev 01)
Subsystem: Dell Device 000e
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at fbe0 (64-bit, non-prefetchable) [size=16K]
Capabilities:
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/43409917/Dependencies.txt
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very low connection bit rate
https://bugs.launchpad.net/bugs/557847
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