Hostapd 非常慢(5Mbps)

Hostapd 非常慢(5Mbps)

我已经设置了 hostapd wifi 热点,但速度非常慢。这可能是什么原因造成的?Windows 客户端显示它是 802.11n,但链接速度为 5Mbps(实际速度低于 2Mbps)

root@home:~# uname -r
3.8.0-30-generic

root@home:~# lspci -v
02:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01)
        Subsystem: AzureWave AW-NB037H 802.11bgn Wireless Half-size Mini PCIe Card [AR9002WB-1NGCD]
        Flags: bus master, fast devsel, latency 0, IRQ 28
        Memory at fe9f0000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [40] Power Management version 3
        Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit-
        Capabilities: [60] Express Legacy Endpoint, MSI 00
        Capabilities: [100] Advanced Error Reporting
        Capabilities: [140] Virtual Channel
        Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00
        Capabilities: [170] Power Budgeting <?>
        Kernel driver in use: ath9k

root@home:~# lsmod | grep ath
ath9k                 149924  0
ath9k_common           14055  1 ath9k
ath9k_hw              413629  2 ath9k_common,ath9k
ath                    23827  3 ath9k_common,ath9k,ath9k_hw
mac80211              606457  1 ath9k
cfg80211              510937  3 ath,ath9k,mac80211

root@home:~# iwconfig
mon.wlan0  IEEE 802.11bgn  Mode:Monitor  Tx-Power=16 dBm
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off

wlan0     IEEE 802.11bgn  Mode:Master  Tx-Power=16 dBm
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off

root@home:~# cat /etc/hostapd/hostapd.conf | egrep -v "^(#.*)?$"
interface=wlan0
logger_syslog=-1
logger_syslog_level=2
logger_stdout=-1
logger_stdout_level=2
dump_file=/tmp/hostapd.dump
ctrl_interface=/var/run/hostapd
ctrl_interface_group=0
ssid=poma
hw_mode=g
channel=1
beacon_int=100
dtim_period=2
max_num_sta=255
rts_threshold=2347
fragm_threshold=2346
macaddr_acl=0
auth_algs=3
ignore_broadcast_ssid=0
wmm_enabled=1
wmm_ac_bk_cwmin=4
wmm_ac_bk_cwmax=10
wmm_ac_bk_aifs=7
wmm_ac_bk_txop_limit=0
wmm_ac_bk_acm=0
wmm_ac_be_aifs=3
wmm_ac_be_cwmin=4
wmm_ac_be_cwmax=10
wmm_ac_be_txop_limit=0
wmm_ac_be_acm=0
wmm_ac_vi_aifs=2
wmm_ac_vi_cwmin=3
wmm_ac_vi_cwmax=4
wmm_ac_vi_txop_limit=94
wmm_ac_vi_acm=0
wmm_ac_vo_aifs=2
wmm_ac_vo_cwmin=2
wmm_ac_vo_cwmax=3
wmm_ac_vo_txop_limit=47
wmm_ac_vo_acm=0
ieee80211n=1
eapol_key_index_workaround=0
eap_server=0
own_ip_addr=127.0.0.1
wpa=3
wpa_passphrase=***
wpa_key_mgmt=WPA-PSK WPA-EAP
wpa_pairwise=TKIP CCMP
rsn_pairwise=CCMP

root@home:~# cat /proc/sys/kernel/random/entropy_avail
2223

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