WIFI as access point

[Peter Pauly]

Do you need:

sysctl net.inet.ip.forwarding=1

On Wed, Mar 15, 2017 at 8:36 PM, Peter Pauly <ppauly at gmail.com> wrote:

> Nevermind - I see the:  gateway_enable="YES"
>
> On Wed, Mar 15, 2017 at 8:31 PM, Peter Pauly <ppauly at gmail.com> wrote:
>
>> 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/pro
>>>> ducts/dwa-556-xtreme-n-pci-express-desktop-adapter
>>>>             <http://www.dlink.com/al/sq/pr
>>>> oducts/dwa-556-xtreme-n-pci-express-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?
>>>
>>>
>>>
>>>
>>>
>>
>