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Date:      Fri, 4 May 2012 16:56:33 -0500 (CDT)
From:      Robert Bonomi <bonomi@mail.r-bonomi.com>
To:        freebsd-questions@freebsd.org
Cc:        mexas@bristol.ac.uk
Subject:   Re: help debug bwn(4) wireless
Message-ID:  <201205042156.q44LuX8e044219@mail.r-bonomi.com>
In-Reply-To: <20120504200307.GA30426@mech-cluster241.men.bris.ac.uk>

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Anton Shterenlikht <mexas@bristol.ac.uk> wrote:
> I've US Robotics 5411 wireless pccard device.
> It's identified as:
>
> # pciconf -lv
> *skip*
> siba_bwn0@pci0:3:0:0:   class=0x028000 card=0x431814e4 chip=0x431814e4 rev=0x02 hdr=0x00
>     vendor     = 'Broadcom Corporation'
>     device     = 'BCM4318 [AirForce One 54g] 802.11g Wireless LAN Controller'
>     class      = network
>
> and from dmesg:
>
> siba_bwn0: <Broadcom BCM4318 802.11b/g Wireless> mem 0xcc502000-0xcc503fff irq 20 at device 0.0 on cardbus0
> bwn0 on siba_bwn0
> bwn0: WLAN (chipid 0x4318 rev 9) PHY (analog 3 type 2 rev 7) RADIO (manuf 0x17f ver 0x2050 rev 8)
> bwn0: DMA (32 bits)
>
> I've build a kernel with bwn(4),
> loaded the firmware module:
>
> # kldstat
> Id Refs Address            Size     Name
>  1    4 0xffffffff80200000 104fb98  kernel
>  2    1 0xffffffff81412000 28aa1    bwn_v4_ucode.ko
> #
>
> I created wlan device:
>
> bwn0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 2290
>         ether 00:c0:49:58:00:fe
>         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:c0:49:58:00:fe
>         inet 192.168.1.104 netmask 0xffffff00 broadcast 192.168.1.255 
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>         media: IEEE 802.11 Wireless Ethernet OFDM/36Mbps mode 11g
>         status: associated
>         ssid lagartixa channel 11 (2462 MHz 11g) bssid 00:18:39:e6:46:b6
>         country US authmode WPA2/802.11i privacy ON deftxkey UNDEF
>         AES-CCM 2:128-bit txpower 30 bmiss 7 scanvalid 450 bgscan
>         bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 5 protmode CTS
>         wme roaming MANUAL
>
> I run wpa_supplicant:
>
> # wpa_supplicant -i wlan0 -c /etc/wpa_supplicant.conf 
> Trying to associate with 00:18:39:e6:46:b6 (SSID='lagartixa' freq=2462 MHz)
> Associated with 00:18:39:e6:46:b6
> WPA: Key negotiation completed with 00:18:39:e6:46:b6 [PTK=CCMP GTK=CCMP]
> CTRL-EVENT-CONNECTED - Connection to 00:18:39:e6:46:b6 completed (auth) [id=0 id_str=]
>
> I got issued the ip address by my wireless router.
>
> I see the card on the router:
>
> DHCP Active IP Table           
> DHCP Server IP Address:   192.168.1.1   
> Client Host Name    IP Address    MAC Address    Expires     
>          192.168.1.104    00:c0:49:58:00:fe     23:58:54   
>
>
> I get /etc/resolve.conf set up automatically
> (through the wired connection):
>
> % cat /etc/resolv.conf
> # Generated by resolvconf
> search cable.virginmedia.net
> nameserver 194.168.4.100
> nameserver 194.168.8.100
>
>
> But I just can't get the wireless connection,
> even to the router:
>
> % ping 192.168.1.1
> PING 192.168.1.1 (192.168.1.1): 56 data bytes
> ping: sendto: No route to host
> ping: sendto: No route to host
> ^C
>
> On the console I see:
>
> RX decryption attempted (old 0 keyidx 0x1)
> RX decryption attempted (old 0 keyidx 0x1)
> RX decryption attempted (old 0 keyidx 0x1)
> RX decryption attempted (old 0 keyidx 0x1)
> firmware version (rev 410 patch 2160 date 0x751a time 0x7c0a)
>
>
> Please help

It looks like you're missing a route.

I suspect you've got a wired ethernet port, that is being conigured
with a default address.  and the default route points -there-.

Please show the output of 'ifconfig -a', and 'netstat -nr'.



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