Fast questions (email, GPRS, WiFi...)

Peter Nijs peter at familienijs.be
Sat Jul 26 17:43:27 CEST 2008


Ok, I switched to wpa. I had to change the key anyway (If you watch the 
iwconfig output I posted, you can see my wep-key :P ).

Peter

Op Friday 25 July 2008 00:06:38 schreef Evan:
>  "wep_key0=<I'm not showing that!>"
>
>  its wep, therefore obsolete. if anyone lives near you and wants to know
> your key, they will take the 10 minutes or less that it takes to crack any
> wep key. consider wpa
>
>
>  Jim Morris wrote:
> Make sure you do ifdown usb0 before ifup eth0
>
> Then if dhcp does not get a lease first time through (which for me is about
> 50/50) then you can do this from the console which always gets the lease
> for me.
>
>  > udhcpc eth0
>
> After that wifi should work.
>
> Peter Nijs wrote:
>
> After a whole lot of tweaking I still cannot get an IP from my wireless
> router. My current setup looks like this:
>
> /etc/network/interfaces:---------------------------
> # /etc/network/interfaces -- configuration file for ifup(8), ifdown(8)
>
> # The loopback interface
> auto lo
> iface lo inet loopback
>
> # Wireless interfaces
> iface wlan0 inet dhcp
> wireless_mode managed
> wireless_essid any
> iface atml0 inet dhcp
>
> # Wired or wireless interfaces
> iface eth0 inet dhcp
>    wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
>
> iface eth1 inet dhcp
>
> # Ethernet/RNDIS gadget (g_ether)
> # ... or on host side, usbnet and random hwaddr
> auto usb0
> iface usb0 inet static
>         address 192.168.0.202
>         netmask 255.255.255.0
>         network 192.168.0.0
>         gateway 192.168.0.200
>         up echo nameserver 192.168.0.200 >/etc/resolv.conf
>
> # Bluetooth networking
> iface bnep0 inet dhcp
>
>
> /etc/wpa_supplicant/wpa_supplicant:----------------------------------------
>------ ctrl_interface=/var/run/wpa_supplicant
> ctrl_interface_group=0
> eapol_version=1
> ap_scan=1
> fast_reauth=0
>
> network={
>      ssid="PN"
>      scan_ssid=1
>      key_mgmt=NONE
>      wep_tx_keyidx=0
>
>      wep_key0=<I'm not showing that!>
>      priority=8
> }
>
>
> Now here's what I do:--------------------------------------------
> root at om-gta02:~# ifup eth0
> sed: unrecognized option `--quiet'
> BusyBox v1.11.1 (2008-07-18 00:49:01 CEST) multi-call binary
>
> Usage: sed [-efinr] pattern [files...]
>
> WPA: Configuring Interface
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> udhcpc (v1.11.1) started
> run-parts: /etc/udhcpc.d/00avahi-autoipd exited with code 1
> Sending discover...
> Sending discover...
> Sending discover...
> No lease, failing
> root at om-gta02:~# iwconfig
> lo        no wireless extensions.
>
> usb0      no wireless extensions.
>
> eth0      AR6000 802.11g  ESSID:"PN"
>           Mode:Managed  Frequency:2.462 GHz  Access Point:
> 00:0E:2E:BA:1E:51 Bit Rate=36 Mb/s   Tx-Power=15 dBm   Sensitivity=0/3
>           Retry:on
>           Encryption key:897B-9067-4C99-1AC7-B433-AABB-01   Security
> mode:open Power Management:off
>           Link Quality:180/94  Signal level:-171 dBm  Noise level:-96 dBm
>           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>           Tx excessive retries:7  Invalid misc:0   Missed beacon:1
>
> root at om-gta02:~# ifconfig eth0
> eth0      Link encap:Ethernet  HWaddr 00:12:CF:8E:E6:8D
>           UP BROADCAST MULTICAST  MTU:1500  Metric:1
>           RX packets:646 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:419 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1000
>           RX bytes:278955 (272.4 KiB)  TX bytes:20950 (20.4 KiB)
>
> root at om-gta02:~#
>
> While udhcpc is sending discovers I can see my router is leasing my neo a
> valid ip for 60 seconds each "sending discover".
>
> Sometimes, in very rare cases I can get a decent lease. But that is not
> reproducible. I think it's happened three times to me the last three days.
>
> Anyone knows how I could get an IP reliably?
>
> Peter Nijs
>
> Op Sunday 13 July 2008 01:05:12 schreef Jim Morris:
>
> arne anka wrote:
>
> well, i did what
> http://wiki.openmoko.org/wiki/GTA02_wlan
> says -- adding
>
> iface eth0 inet dhcp
> wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
>
> Ok that worked, although I have some routing issues now. The manual method
> did not work though.
>
>  > iwconfig
>
> eth0      AR6000 802.11g  ESSID:"morrisnetwork2"
>            Mode:Managed  Frequency:2.422 GHz  Access Point:
> 00:1D:5A:BB:FA:A9 Bit Rate=48 Mb/s   Tx-Power=16 dBm   Sensitivity=0/3
>            Retry:on
>            Encryption key:off
>            Power Management:off
>            Link Quality:207/94  Signal level:-144 dBm  Noise level:-96 dBm
>            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>            Tx excessive retries:17  Invalid misc:0   Missed beacon:11
>
> Although it says encryption key off, but I presume wpa_supplicant is
> handling that.
>
>  > ifconfig
>
> eth0      Link encap:Ethernet  HWaddr 00:12:CF:74:20:A8
>            inet addr:192.168.1.70  Bcast:192.168.1.255  Mask:255.255.255.0
>            UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>            RX packets:1657 errors:0 dropped:0 overruns:0 frame:0
>            TX packets:832 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:1000
>            RX bytes:725595 (708.5 KiB)  TX bytes:37892 (37.0 KiB)
>
>
> So its connected to my access point, and I turned off eth0, but I cannot
> ping the wireless, I'll work on that it may be routing or it may be
> encryption.
>
> Thanks all.
>
>
> ------------------------------------------------------------------------
>
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