[Voyage-linux] eth0 does not exist

Roberto Riggio (spam-protected)
Sat Apr 21 00:03:18 HKT 2007


The same also for me... Thanks.


----- Original Message -----
From: Mike R <miker at rockisland.com>
To: voyage-linux at voyage.hk
Sent: Friday, April 20, 2007 5:03:57 PM GMT+0100 Europe/Berlin
Subject: RE: [Voyage-linux] eth0 does not exist

That was the issue, I just added that file to the remove.docs script, ran
that and eth0 came back.  Thanks for the help it saved me a bit of time
hunting it down myself.  

Now if I could get my last issue with olsr dynamic gateway plugin fixed.
Maybe I'll have some time to look at that today.


-----Original Message-----
From: voyage-linux-bounces+miker=rockisland.com at list.voyage.hk
[mailto:voyage-linux-bounces+miker=rockisland.com at list.voyage.hk] On Behalf
Of William M. Brack
Sent: Thursday, April 19, 2007 5:41 PM
To: voyage-linux at voyage.hk
Subject: RE: [Voyage-linux] eth0 does not exist


I did a little more research (that's a nice word for "Googling") on this,
and found that it's a known problem with udev on Etch (at least one bug
report is open).  Generally, it happens when you startup the system image on
one piece of hardware (at which time the file is created), and then later
reboot, either on a different piece of hardware, or with a different
hardware configuration (ethernet MAC address is changed).  For Voyage
applications, the easiest solution is to simply delete the file (a new
version will likely get created the next time the system is booted, but the
trouble should disappear).

Bill

William M. Brack wrote:
> I had a similar problem on my WRAP board, and chased it down to udev, 
> with a file at /etc/udev/rules.d/z25_persistent-net.rules which was 
> changing the name of the interface from eth0 to eth3.  I haven't yet 
> figured out when that file got created (it apparently wasn't on the 
> original distribution), but editing the file fixed the problem for me.
>
> Bill
>
> Mike R wrote:
>> I too have been having this issue.
>>
>> Since it wasn't stated I'm going to assume the people with this issue 
>> are also using WRAP boards or at very least boards with the National
>> Semiconductor DP8381x ethernet on.
>>
>> I have an old image of meshnode I've tested on the boards, no 
>> problems besides everything being ancient.  The latest voyage eth0 
>> works on one and doesn't on the other.  Looking at lsmod it loads the 
>> module and I can see
>> load it on the console at the boot time.  However it doesn't see by the
>> time
>> it gets around to the network setup.
>>
>> Looking at the networking chip on the 2 boards themselves gives a 
>> little
>> information:
>> Both chips are labeled: DP83816AVNG
>> The working chip has an additional label of: VM552RR
>> The non-working chip has an additional label of: VM612RD
>>
>> I'm guessing something changed in the DP8381x driver which may have 
>> broken something for the newer chips.
>>
>>
>> -----Original Message-----
>> From: voyage-linux-bounces+miker=rockisland.com at list.voyage.hk
>> [mailto:voyage-linux-bounces+miker=rockisland.com at list.voyage.hk] On 
>> Behalf Of Roberto Riggio
>> Sent: Wednesday, April 18, 2007 7:25 AM
>> To: jeffery at martcoinc.com
>> Cc: voyage-linux at voyage.hk
>> Subject: Re: [Voyage-linux] eth0 does not exist
>>
>>
>> Hi,
>>
>> I'm having the same issue. The strange thing is that I have four node 
>> and eth0 works only in one node (using the same CF).
>>
>> Roberto
>>
>> ----- Original Message -----
>> From: jeffery at martcoinc.com
>> To: voyage-linux at voyage.hk
>> Sent: Wednesday, April 18, 2007 3:49:09 PM GMT+0100 Europe/Berlin
>> Subject: [Voyage-linux] eth0 does not exist
>>
>>
>> Hi all,
>>
>>
>>     I all of a sudden got this message on boot up and now I can not 
>> ping through the br0 which is ath0 and eth0. It says that eth0 does 
>> not exist.
>> Any help would be appreciated.
>>
>>
>>
>>
>> Thanks,
>> Jeff Rager
>> ******************************************************************
>> Jeffery Rager - Martco, Inc.
>> Phone 502-635-1600 x 153, Fax 502-635-8058
>> Email jeffery at martcoinc.com
>> Quality CCTV Products and Services!
>> ******************************************************************
>>
>>
>> --
>> --------------------------------------------------------
>> Roberto Riggio
>> CREATE-NET
>> PhD Student
>>
>> Via Solteri, 38 - 38100 Trento - Italy
>> e-mail: roberto.riggio at create-net.org
>>
>> Tel: (+39) 0461 408400 - interno/extension 708
>> Fax: (+39) 0461 421157
>>
>>  http://www.create-net.org/
>> --------------------------------------------------------
>>
>> The information transmitted is intended only for the person or entity 
>> to which it is addressed and may contain confidential and/or 
>> privileged material. Any review, retransmission, dissemination or 
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>> information by persons or entities other than the intended recipient 
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>> Italian Law 196/2003 of the Legislature.  If you received this in
>> error,
>> please contact the sender and delete the material from any computer.
>>
>>
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>
>
>
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-- 
--------------------------------------------------------
Roberto Riggio
CREATE-NET
PhD Student

Via Solteri, 38 - 38100 Trento - Italy
e-mail: roberto.riggio at create-net.org

Tel: (+39) 0461 408400 - interno/extension 708
Fax: (+39) 0461 421157

 http://www.create-net.org/
--------------------------------------------------------

The information transmitted is intended only for the person or entity to
which it is addressed and may contain confidential and/or privileged
material. Any review, retransmission, dissemination or other use of, or
taking of any action in reliance upon, this information by persons or
entities other than the intended recipient is prohibited according to the
Italian Law 196/2003 of the Legislature.  If you received this in error,
please contact the sender and delete the material from any computer.





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