Thread: Poor connection with AtherosAR9287 running Ubuntu 12.04
hello all,
wireless connection in ubuntu slow, while connection perfect in windows 7. seems switch between , poor signal, browser loads sites instantly , takes ages. i'm trying install java via terminal , it's taking forever, download speeds varying 1b/s 200kb/s. again: don't have of these problems on windows. i'm new ubuntu i've tried gather information might helpful.
here info:
i'm using acer aspire 5552g laptop.
$ iwlist scan:
sudo lshw -c networkcode:wlan0 scan completed : cell 01 - address: 00:02:6f:c0:96:b4 channel:11 frequency:2.462 ghz (channel 11) quality=70/70 signal level=-37 dbm encryption key:on essid:"engeniusc096b4" bit rates:1 mb/s; 2 mb/s; 5.5 mb/s; 11 mb/s; 9 mb/s 18 mb/s; 36 mb/s; 54 mb/s bit rates:6 mb/s; 12 mb/s; 24 mb/s; 48 mb/s mode:master extra:tsf=000008c7ef199139 extra: last beacon: 52176ms ago
iwconfigcode:*-network description: wireless interface product: ar9287 wireless network adapter (pci-express) vendor: atheros communications inc. physical id: 0 bus info: pci@0000:08:00.0 logical name: wlan0 version: 01 serial: 20:7c:8f:28:0a:03 width: 64 bits clock: 33mhz capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=ath9k driverversion=3.2.0-31-generic firmware=n/a ip=192.168.178.29 latency=0 link=yes multicast=yes wireless=ieee 802.11bgn resources: irq:17 memory:f1000000-f100ffff
code:wlan0 ieee 802.11bgn essid:"engeniusc096b4" mode:managed frequency:2.462 ghz access point: 00:02:6f:c0:96:b4 bit rate=162 mb/s tx-power=13 dbm retry long limit:7 rts thr:off fragment thr:off power management:off link quality=70/70 signal level=-39 dbm rx invalid nwid:0 rx invalid crypt:0 rx invalid frag:0 tx excessive retries:10992 invalid misc:124 missed beacon:0
i'm sure can me.. appreciated!
Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Networking & Wireless [ubuntu] Poor connection with AtherosAR9287 running Ubuntu 12.04
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