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Re: 802.11a is supported in AP mode or not?

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On 01/23/2014 04:23 PM, Emmanuel Grumbach wrote:
On Thu, Jan 23, 2014 at 8:44 AM, zhuyj <zyjzyj2000@xxxxxxxxx> wrote:
On 01/23/2014 02:15 PM, Krishna Chaitanya wrote:
hostapd -dd -B /etc/hostapd.conf
root@wind-desktop:~# hostapd -dd -B /etc/hostapd.conf

random: Trying to read entropy from /dev/random
Configuration file: /etc/hostapd.conf
ctrl_interface_group=0
nl80211: interface wlan0 in phy phy0
rfkill: initial event: idx=0 type=1 op=0 soft=0 hard=0
nl80211: Using driver-based off-channel TX
nl80211: Register frame command failed (type=208): ret=-114 (Operation
already in progress)
nl80211: Register frame match - hexdump(len=2): 04 0a
nl80211: Failed to register Action frame processing - ignore for now
nl80211: Add own interface ifindex 3
nl80211: Set mode ifindex 3 iftype 3 (AP)
nl80211: Create interface iftype 6 (MONITOR)
nl80211: New interface mon.wlan0 created: ifindex=4
nl80211: Add own interface ifindex 4
BSS count 1, BSSID mask 00:00:00:00:00:00 (0 bits)
nl80211: Regulatory information - country=00
nl80211: 2402-2472 @ 40 MHz
nl80211: 2457-2482 @ 40 MHz
nl80211: 2474-2494 @ 20 MHz
nl80211: 5170-5250 @ 40 MHz
nl80211: 5735-5835 @ 40 MHz
nl80211: Added 802.11b mode based on 802.11g information
Allowed channel: mode=1 chan=1 freq=2412 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=2 freq=2417 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=3 freq=2422 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=4 freq=2427 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=5 freq=2432 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=6 freq=2437 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=7 freq=2442 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=8 freq=2447 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=9 freq=2452 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=10 freq=2457 MHz max_tx_power=15 dBm
Allowed channel: mode=1 chan=11 freq=2462 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=1 freq=2412 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=2 freq=2417 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=3 freq=2422 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=4 freq=2427 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=5 freq=2432 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=6 freq=2437 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=7 freq=2442 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=8 freq=2447 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=9 freq=2452 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=10 freq=2457 MHz max_tx_power=15 dBm
Allowed channel: mode=0 chan=11 freq=2462 MHz max_tx_power=15 dBm
wlan0: IEEE 802.11 Configured channel (1) not found from the channel list of
current mode (2) IEEE 802.11a

wlan0: IEEE 802.11 Hardware does not support configured channel
Could not select hw_mode and channel. (-4)
wlan0: Unable to setup interface.
Flushing old station entries
Deauthenticate all stations
rmdir[ctrl_interface]: No such file or directory
nl80211: Remove interface ifindex=4
netlink: Operstate: linkmode=0, operstate=6
nl80211: Set mode ifindex 3 iftype 2 (STATION)
root@wind-desktop:~#


root@wind-desktop:~# hostapd -v
I think you have the answer to your question, don't you?

Yeah, maybe the hardware can support 802.11a, but the driver does not support 802.11a?


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