WIFI as access point

[Peter Pauly]

How are you routing packets between the two interfaces?

On Wed, Mar 15, 2017 at 8:18 PM, Ernie Luzar <luzar722 at gmail.com> wrote:

> On Wed, Mar 15, 2017 at 12:18 PM, Ernie Luzar <luzar722 at gmail.com <mailto:
>> luzar722 at gmail.com>> wrote:
>>
>>     Dima Panov wrote:
>>
>>
>>         Ernie Luzar wrote:
>>
>>             Hello List;
>>
>>             I have this wifi card
>>             http://www.dlink.com/al/sq/products/dwa-556-xtreme-n-pci-exp
>> ress-desktop-adapter
>>             <http://www.dlink.com/al/sq/products/dwa-556-xtreme-n-pci-ex
>> press-desktop-adapter>
>>
>>
>>             I recovered it from a decommissioned win7 box. On win7 this
>>             wifi card
>>             could only be used to connect to a router access point.
>>
>>             If I add this wifi card to my FreeBSD 11.0 system can it be
>>             configured
>>             to function as an access point?
>>
>>
>>         This card is fully support by ath driver as "AR5418 Wireless
>> Network
>>         Adapter".
>>         Copmlete examples with various AP setup described in manual page
>>         for driver.
>>
>>
>>
>>     I have followed the handbook "30.3.6 Freebsd Host Access Points"
>>     Chapter in setting up this ath0 wifi card that is installed into my
>>     gateway box that has a LAN on it. A win7 laptop can see the ssid and
>>     connect to it. But it can not gain public internet access. Win7 wifi
>>     trouble shooting says no valid ip address and not end point. To me
>>     this sounds like a network configuration problem on my Freebsd
>>     gateway box.
>>
>>     /root >ifconfig wlan0
>>     wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
>> mtu 0
>>             ether 00:18:e7:d5:b3:84
>>             inet 10.0.10.100 netmask 0xffffff00 broadcast 10.0.10.255
>>             nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>             media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng
>>             <hostap>
>>             status: running
>>             ssid FBSD_AP channel 1 (2412 MHz 11g ht/40+) bssid
>>             00:18:e7:d5:b3:84
>>             regdomain FCC indoor ecm authmode WPA2/802.11i privacy MIXED
>>             deftxkey 3 AES-CCM 2:128-bit AES-CCM 3:128-bit txpower 27
>>             scanvalid 60
>>             protmode CTS ampdulimit 64k ampdudensity 8 shortgi wme burst
>>             dtimperiod 1 -dfs
>>             groups: wlan
>>
>>
>>
>>     /root >cat /etc/hostapd.conf
>>     interface=wlan0
>>     debug=2
>>     ctrl_interface=/var/run/hostapd
>>     ctrl_interface_group=wheel
>>     ssid=FBSD_AP
>>     wpa=2
>>     wpa_passphrase=test
>>     wpa_key_mgmt=WPA-PSK
>>     wpa_pairwise=CCMP
>>
>>
>>     /root >cat /etc/rc.conf
>>     Snip
>>
>>     gateway_enable="YES"
>>
>>     ifconfig_em0="DHCP"                # from cable modem
>>     ifconfig_vge0="inet 10.0.10.2"     # to LAN switch
>>
>>     # Wifi in hostap mode
>>     wlans_ath0="wlan0"
>>     create_args_wlan0="wlanmode hostap"
>>     ifconfig_wlan0="inet 10.0.10.100 netmask 255.255.255.0 ssid FBSD_AP
>>     mode  11g"
>>     hostapd_enable="YES"
>>
>>     dhcpd_enable="YES"
>>     dhcpd_conf="/usr/local/etc/dhcpd.conf"
>>     dhcpd_ifaces="vge0"         # ASRock Server Lan Nic
>>     dhcpd_flags="-q"
>>
>>
>>     This general config has been working for many years, since release
>>     3.0 of Freebsd. The only thing new is the wifi card being used as a
>>     gateway hostap.
>>
>>     I do not understand what this is doing
>>     fconfig_wlan0="inet 10.0.10.100 netmask 255.255.255.0
>>
>>     I can not find any documentation on this as to it's purpose.
>>
>>     I am trying to duplucate my cisco wifi router config which has this
>>     security mode = wpa2 personal
>>     encrytion = tkip or aes
>>     network mode = BGN
>>
>>
>>     Thanks for any help you can give me
>>
>>
>> Peter Pauly wrote:
>> You're serving DHCP on your LAN interface, but not on the WiFi interface.
>>
>>
> Thanks I corrected that now.
>
> Now the win7 wifi stays connected but has no internet access.
>
> /root >ifconfig wlan0 list scan
> ADDR               AID CHAN RATE RSSI IDLE  TXSEQ  RXSEQ CAPS FLAG
> 0c:ee:e6:ba:6f:26    1    1  54M 26.5  135     16   8288 EPS  AQE RSN WME
>
> I also see a dhcp lease for the ip address that win7 wifi says it has.
>
> What can be the cause of no internet access on the wifi hostap?
>
>
>
>
>