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Date:      Sat, 5 May 2012 17:24:48 +0100
From:      Anton Shterenlikht <mexas@bristol.ac.uk>
To:        Robert Bonomi <bonomi@mail.r-bonomi.com>
Cc:        mexas@bristol.ac.uk, freebsd-questions@freebsd.org
Subject:   Re: help debug bwn(4) wireless
Message-ID:  <20120505162448.GA33675@mech-cluster241.men.bris.ac.uk>
In-Reply-To: <201205042156.q44LuX8e044219@mail.r-bonomi.com>
References:  <20120504200307.GA30426@mech-cluster241.men.bris.ac.uk> <201205042156.q44LuX8e044219@mail.r-bonomi.com>

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On Fri, May 04, 2012 at 04:56:33PM -0500, Robert Bonomi wrote:
> 
> 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'.

# ifconfig -a
bge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=8009b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,LINKSTATE>
	ether 00:1a:4b:89:4b:4e
	inet 192.168.1.101 netmask 0xffffff00 broadcast 192.168.1.255 
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect (100baseTX <full-duplex>)
	status: active
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
	options=3<RXCSUM,TXCSUM>
	inet6 ::1 prefixlen 128 
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0x8 
	inet 127.0.0.1 netmask 0xff000000 
	nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
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



# netstat -nr
Routing tables

Internet:
Destination        Gateway            Flags    Refs      Use  Netif Expire
default            192.168.1.1        UGS         0      624   bge0
127.0.0.1          link#8             UH          0        0    lo0
192.168.1.0/24     link#1             U           0        0   bge0
192.168.1.101      link#1             UHS         0        0    lo0
192.168.1.104      link#10            UHS         0        0    lo0

Internet6:
Destination                       Gateway                       Flags      Netif Expire
::/96                             ::1                           UGRS        lo0
::1                               link#8                        UH          lo0
::ffff:0.0.0.0/96                 ::1                           UGRS        lo0
fe80::/10                         ::1                           UGRS        lo0
fe80::%lo0/64                     link#8                        U           lo0
fe80::1%lo0                       link#8                        UHS         lo0
ff01::%lo0/32                     ::1                           U           lo0
ff02::/16                         ::1                           UGRS        lo0
ff02::%lo0/32                     ::1                           U           lo0


-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423



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