Re: Project Evil & ACX100-based cards (D-Link DWL-520+)

From: Maxim Sobolev <sobomax_at_portaone.com>
Date: Thu, 01 Jul 2004 16:13:58 +0300
Bill,

Do you have any news on this?

-Maxim

Maxim Sobolev wrote:

> OK, step by step:
> 
> 1. cvsup ~1 hour ago
> 2. built/installed new kernel, rebooted
> 3. loaded ndis and if_ndis.ko modules:
> 
> ndis0: <D-Link AirPlus DWL-520+ Wireless PCI Adapter> port 0xa800-0xa81f 
> mem 0xf2000000-0xf200ffff,0xf2011000-0xf2011fff irq 11 at device 6.0 on 
> pci3
> ndis0: [GIANT-LOCKED]
> ndis0: NDIS API version: 5.1
> ndis0: Ethernet address: 00:0d:88:8b:7f:1c
> ndis0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 11Mbps
> 
> 4. Configured the interface:
> 
> -bash-2.05b$ sudo ifconfig ndis0 mediaopt adhoc
> -bash-2.05b$ sudo ifconfig ndis0 ssid "portaone"
> -bash-2.05b$ sudo ifconfig ndis0 wepmode off
> -bash-2.05b$ sudo ifconfig ndis0 192.168.1.1
> ndis0: link up
> -bash-2.05b$ ifconfig ndis0
> ndis0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255
>         ether 00:0d:88:8b:7f:1c
>         media: IEEE 802.11 Wireless Ethernet autoselect (autoselect 
> <adhoc>)
>         status: associated
>         ssid ""
>         channel -1 authmode OPEN powersavemode OFF powersavesleep 100
>         rtsthreshold 2312 protmode CTS
>         wepmode OFF weptxkey 1
> 
> Then I'm trying to connect to that network from my WinXP laptop. I can 
> see network portaone in wireless networks browser just fine. IP address 
> on appropriate interface is configured statically in WinXP to be 
> 192.168.1.2. I can connect to it also without any problems, but ping 
> doen't work between those machines. Also, where I start tcpdump on the 
> FreeBSD machine I don't see any traffic even ARPs.
> 
> You can find tarball with my ndis_driver_data.h and files from 
> /compat/ndis at http://www.portaone.com/~sobomax/dwl520.tar.bz2. Please 
> let me know if any other information is necessary.
> 
> Thank you very much!
> 
> Regards,
> 
> Maxim
> 
> Bill Paul wrote:
> 
>>> Hi Bill,
>>>
>>> I'm trying to make my D-Link DWL-520+ card working with if_ndis, but 
>>> no luck yet. The card is correctly detected, driver attaches to it. 
>>> If I configure it in the adhoc mode it is seen from the nearby 
>>> machine and connected to, but traffic doesn't flow. :-(
>>>
>>> Any ideas? Please let me know if more information is necessary.
>>>
>>> Regards,
>>>
>>> Maxim
>>
>>
>>
>> Alright, I received a sample 520+ card and played with it a little.
>> I was able to get the card to talk to my RealTek 8180 NIC in my laptop
>> in ad-hoc mode with very little trouble. I am therefor forced to conclude
>> that you did not describe your problem with enough detail for me to
>> understand what's going on. Let's examine the things you did not do:
>>
>> - did not provide a transcript of commands/responses used to initialize
>>   _both_ cards
>> - did not explain which NIC was initialized first (the first NIC is
>>   always the master in an ad-hoc cell)
>> - did not explain exactly what steps were taken to reach the conclusion
>>   that "traffic doesn't flow." (Ping? FTP? Slamming machines together
>>   at high speed?)
>> - did not explain how it was determined that the card was "seen from
>>   the nearby machine"
>> - did not provide _FULL_ dmesg output from both machines (no, it's not
>>   enough to tell me "the card is correctly detected")
>> - did not tell me what make/model card was in the other machine and
>>   what driver it uses
>> - did not tell me what version of FreeBSD is running on the "nearby
>>   machine" - did not run wicontrol -i ndis0 -l on the first machine to 
>> scan for
>>   APs/ad-hoc nets
>>
>> I keep telling people to provide LOTS OF DETAILS when they report
>> problems, but nobody ever seems to listen. Don't wait for me to drag
>> information out of you: if you don't provide me with LOTS OF DETAILS
>> up front, I won't know what to ask you.
>>
>> -Bill
>>
>> -- 
>> ============================================================================= 
>>
>> -Bill Paul            (510) 749-2329 | Senior Engineer, Master of Unix-Fu
>>                  wpaul_at_windriver.com | Wind River Systems
>> ============================================================================= 
>>
>>               <adamw> you're just BEGGING to face the moose
>> ============================================================================= 
>>
>>
>>
>>
> 
> 
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Received on Thu Jul 01 2004 - 11:15:35 UTC

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