wireless and/or routing question
Da Rock
freebsd-questions at herveybayaustralia.com.au
Fri Jan 13 07:33:29 UTC 2012
On 01/13/12 17:11, Waitman Gobble wrote:
> On Thu, Jan 12, 2012 at 10:04 PM, Da Rock<
> freebsd-questions at herveybayaustralia.com.au> wrote:
>
>> On 01/13/12 15:29, Waitman Gobble wrote:
>>
>>> Hello,
>>>
>>> I am running 9.0-RC3 i386 on an Acer Aspire One D150. i am having trouble
>>> with the wireless setup.
>>>
>>> I have two wireless cards, the BCM94312MCG that came with it, and an
>>> Atheros 5424/2424 that i swapped out. I can run the BCM with ndis and the
>>> windows xp driver, and the Atheros with the ath driver that is installed
>>> with FreeBSD. (But BCM/ndis is noticeably much slower, Atheros - no green
>>> "wireless" light appears on netbook )
>>>
>>> i am getting the same results with either nic card, and i think i am just
>>> missing something simple.
>>>
>>>
>>> ath0: flags=8843<UP,BROADCAST,**RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>>> 2290
>>> ether 00:24:2b:ad:d6:5f
>>> nd6 options=29<PERFORMNUD,**IFDISABLED,AUTO_LINKLOCAL>
>>> media: IEEE 802.11 Wireless Ethernet autoselect mode 11g
>>> status: associated
>>>
>>> wlan0: flags=8843<UP,BROADCAST,**RUNNING,SIMPLEX,MULTICAST> metric 0
>>> mtu 1500
>>> ether 00:24:2b:ad:d6:5f
>>> inet 10.0.0.21 netmask 0xffffff00 broadcast 10.0.0.255
>>> nd6 options=29<PERFORMNUD,**IFDISABLED,AUTO_LINKLOCAL>
>>> media: IEEE 802.11 Wireless Ethernet OFDM/24Mbps mode 11g
>>> status: associated
>>> ssid CUDAPANG channel 6 (2437 MHz 11g) bssid 00:22:3f:9b:b8:aa
>>> regdomain 101 indoor ecm authmode OPEN privacy ON deftxkey 1
>>> wepkey 1:104-bit txpower 20 bmiss 7 scanvalid 60 bgscan
>>> bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 5 protmode CTS
>>> wme burst
>>>
>>> connecting:
>>>
>>> ifconfig wlan0 create wlandev ath0
>>> ifconfig wlan0 up scan
>>> ifconfig wlan0 inet 10.0.0.21 netmask 255.255.255.0 ssid CUDAPANG wepmode
>>> on weptxkey 1 wepkey 1:0x10961323931B628F844360718A
>>>
>>>
>>> scan results:
>>>
>>> p00ntang# ifconfig wlan0 up scan
>>> SSID/MESH ID BSSID CHAN RATE S:N INT CAPS
>>> CUDAPANG 00:22:3f:9a:16:1b 6 54M -69:-93 100 EPS ATH
>>> CUDAPANG 00:22:3f:9b:b8:aa 6 54M -68:-93 100 EPS WME ATH
>>> Abujie 00:14:6c:7a:98:ec 6 54M -89:-93 100 EPS RSN WPA ATH
>>> TDMA
>>> chavez family 00:c0:02:11:22:33 6 54M -88:-93 100 EP HTCAP RSN
>>> WME WPS
>>>
>>> My machine shows up on the wireless router as a "connected device" w/
>>> correct mac and ip showing
>>>
>>> But i cannot ping gw, no machine on lan or outside. (no route to host)
>>>
>>> p00ntang# netstat -nr
>>> Routing tables
>>>
>>> Internet:
>>> Destination Gateway Flags Refs Use Netif Expire
>>> default 10.0.0.1 UGS 0 3338 ale0
>>> 10.0.0.0/24 link#2 U 0 2405 ale0
>>> 10.0.0.20 link#2 UHS 0 0 lo0
>>> 10.0.0.21 link#9 UHS 0 2 lo0
>>> 127.0.0.1 link#8 UH 0 12 lo0
>>>
>>> I do not see "ath0' or wlan0 in the routing table under 'Netif', not sure
>>> if that's the problem :)
>>>
>>>
>>> p00ntang# less /etc/rc.conf
>>> hostname="p00ntang"
>>> ifconfig_ale0=" inet 10.0.0.20 netmask 255.255.255.0"
>>> defaultrouter="10.0.0.1"
>>> sshd_enable="YES"
>>> ntpd_enable="YES"
>>> # Set dumpdev to "AUTO" to enable crash dumps, "NO" to disable
>>> dumpdev="NO"
>>> fusefs_enable="YES"
>>> hald_enable="YES"
>>> dbus_enable="YES"
>>> moused_enable="YES"
>>> snddetect_enable="YES"
>>> mixer_enable="YES"
>>> avahi_daemon_enable="YES"
>>> ices0_enable="YES"
>>>
>>>
>>> p00ntang# grep ath /boot/loader.conf
>>> if_ath_load="YES"
>>> p00ntang# grep wlan /boot/loader.conf
>>> wlan_wep_load="YES"
>>> wlan_ccmp_load="YES"
>>> wlan_tkip_load="YES"
>>>
>>>
>>>
>>> i've tried /etc/rc.d/routing restart.. no worky :)
>>>
>>> here's my wired connection ifconfig --- wired connection works :)
>>>
>>> ale0: flags=8843<UP,BROADCAST,**RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>>> 1500
>>> options=c319a<TXCSUM,VLAN_MTU,**VLAN_HWTAGGING,VLAN_HWCSUM,**
>>> TSO4,WOL_MCAST,WOL_MAGIC,VLAN_**HWTSO,LINKSTATE>
>>> ether 00:23:5a:59:e1:e4
>>> inet 10.0.0.20 netmask 0xffffff00 broadcast 10.0.0.255
>>> inet6 fe80::223:5aff:fe59:e1e4%ale0 prefixlen 64 scopeid 0x2
>>> nd6 options=29<PERFORMNUD,**IFDISABLED,AUTO_LINKLOCAL>
>>> media: Ethernet autoselect (100baseTX<full-duplex>)
>>> status: active
>>>
>>>
>>>
>>>
>>> any help/suggestions much appreciated!
>>>
>> The solution is simple, but I know the frustration well.
>>
>> Your problem is that the route is looking to go through your wired network
>> port, you started the network on the wired and then switched to wifi so the
>> routing needs to change.
>>
>> Run as root: "route change default -interface wlan0" will fix that
>> temporarily. To fix it permanently (better for a laptop situation anyway, I
>> feel), setup a lagg port including ale0 and wlan0. See
>> http://www.freebsd.org/doc/**handbook/network-aggregation.**html<http://www.freebsd.org/doc/handbook/network-aggregation.html>
>>
>> Good luck and happy networking!
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>>
>
> Thanks, that's very helpful - seems to be the issue. Getting rid of my ale0
> ifconfig spec in rc.conf also seems to solve the problem. But I'm dropping
> roughly 20% packets on ping so i'm going to see what's up. Otherwise i'm
> now semi-functional on the wireless connection.
Ahh, yes. Those were the days before lagg... endless frustration. I was
looking at finding a way to use devd to run a script that made the route
change, but then this feature came round and I was happy.
You may want to change to wpa- more secure than wep.
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