После установки Ubuntu 13.10 интернет работал нормально, выдвал по 5мб/сек на загрузку с торрентов и по 6000кб/сек на загрузку программ с репозиториев, посде обновления сегодняшнего скорость упала до 300 кб/сек и ниже.
nikita@nikita-KX685AA-ACB-a6551-ru:~$ iwconfig
eth0 no wireless extensions.
lo no wireless extensions.
wlan0 IEEE 802.11bgn ESSID:"*********"
Mode:Managed Frequency:2.412 GHz Access Point: **********
Bit Rate=65 Mb/s Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=62/70 Signal level=-48 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:1 Invalid misc:369 Missed beacon:0
~$ lspci -nnk | grep -iA2 net
01:00.0 Network controller [0280]: Qualcomm Atheros AR922X Wireless Network Adapter [168c:0029] (rev 01)
Subsystem: D-Link System Inc Device [1186:3a78]
Kernel driver in use: ath9k
--
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 02)
Subsystem: Hewlett-Packard Company Device [103c:2a6f]
Kernel driver in use: r8169
~$ lsmod
Module Size Used by
ath9k 155907 0
parport_pc 32701 0
ppdev 17671 0
rfcomm 69130 0
bnep 19704 2
bluetooth 372041 10 bnep,rfcomm
vesafb 13828 0
coretemp 13435 0
arc4 12608 2
kvm 431754 0
gpio_ich 13476 0
joydev 17377 0
snd_hda_codec_realtek 56475 1
snd_hda_intel 52267 3
snd_hda_codec 188738 2 snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 13602 1 snd_hda_codec
snd_pcm 102033 2 snd_hda_codec,snd_hda_intel
snd_page_alloc 18710 2 snd_pcm,snd_hda_intel
snd_seq_midi 13324 0
snd_seq_midi_event 14899 1 snd_seq_midi
snd_rawmidi 30095 1 snd_seq_midi
snd_seq 61560 2 snd_seq_midi_event,snd_seq_midi
microcode 23656 0
ath9k_common 13859 1 ath9k
ath9k_hw 444732 2 ath9k_common,ath9k
serio_raw 13413 0
snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi
ath 23827 3 ath9k_common,ath9k,ath9k_hw
snd_timer 29433 2 snd_pcm,snd_seq
mac80211 597268 1 ath9k
lpc_ich 21080 0
cfg80211 480503 3 ath,ath9k,mac80211
nouveau 943749 4
snd 69141 16 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
lp 17759 0
parport 42299 3 lp,ppdev,parport_pc
mxm_wmi 13021 1 nouveau
soundcore 12680 1 snd
wmi 19070 2 mxm_wmi,nouveau
video 19318 1 nouveau
ttm 84169 1 nouveau
drm_kms_helper 52710 1 nouveau
drm 297056 6 ttm,drm_kms_helper,nouveau
i2c_algo_bit 13413 1 nouveau
mac_hid 13205 0
hid_generic 12548 0
usbhid 53014 0
hid 101762 2 hid_generic,usbhid
usb_storage 62062 0
ahci 25819 2
firewire_ohci 40327 0
libahci 32009 1 ahci
firewire_core 64534 1 firewire_ohci
crc_itu_t 12707 1 firewire_core
r8169 67581 0
mii 13934 1 r8169