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 From:  Bob Gustafson <bobgus at rcn dot com>
 Cc:  m0n0wall <m0n0wall at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall] Massive Network Card Errors
 Date:  Tue, 27 Nov 2007 11:54:22 +0100
A hair dryer can be a useful tool too. Both the electrical noise 
generated and the heat on various components (while watching viewer).

Paul Rae wrote:
> What I find more interesting is that you have collisions on both your LAN
> and DMZ interfaces on the wrap board.
>
> First thing I would try doing is changing the switch port your LAN interface
> is plugged into and see if that makes any difference.
>
> If it doesn't, try swapping the LAN and DMZ ports around. So reassign your
> LAN to the DMZ interface and the DMZ to the LAN. See if the high collision
> rate follows one particular port.
>
>
>
>
> On 27/11/07 09:57, "lutz dot niederer at gmx dot net" <lutz dot niederer at gmx dot net> wrote:
>
>   
>> Hello,
>>
>> I do have a problem with the network connection between my wrap and my server.
>> As you can see from the attached data below, I get lots of errors and I have
>> no idea where they are coming from.  I changed cables, I changed the
>> duplex/full-duplex.  Nothing helped.  The connection between the Wrap and the
>> cable modem is without errors, the connection between my server and other
>> networking devices is without any errors.  On the server there is a linux
>> 2.4.32 kernel and a 4-port tulip-based card (adaptec).  On the Wrap there is
>> m0n0 version 1.231.
>> These errors raise enormously in very short time if I transfer lots of data.
>> I am pretty sure that this is the problem why I only get about 10mbit from my
>> provider where I should get more than 20mbit.
>>
>> If anybody has an idea what I can do, please tell me.
>>
>> Thanks a lot!
>> -lutzn
>>
>>
>>
>> M0N0 LAN interface      
>> MAC address 00:0d:b9:01:90:ec      
>> IP address 10.252.229.254        
>> Subnet mask 255.255.255.0       
>> Media 100baseTX       
>> In/out packets 20054856/26404594 (1.39 GB/3.40 GB)    
>> In/out errors 0/1577620       
>> Collisions 1586502       
>>
>> M0N0 DMZ interface      
>> Status up       
>> MAC address 00:0d:b9:01:90:ed      
>> IP address 10.252.228.254        
>> Subnet mask 255.255.255.0       
>> Media 100baseTX       
>> In/out packets 157816/139828 (62.64 MB/24.41 MB)    
>> In/out errors 0/201       
>> Collisions 300       
>>
>>
>> SERVER DMZ interface 
>> eth3      Link encap:Ethernet  HWaddr 00:C0:95:E0:98:DA
>>           inet addr:10.252.228.1  Bcast:10.252.228.255  Mask:255.255.255.0
>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>           RX packets:201426 errors:211 dropped:0 overruns:0 frame:320
>>           TX packets:220316 errors:3 dropped:0 overruns:0 carrier:6
>>           collisions:0 txqueuelen:1000
>>           RX bytes:47272559 (45.0 Mb)  TX bytes:96989387 (92.4 Mb)
>>           Interrupt:21 Base address:0x6000
>>
>> SERVER LAN interface
>> eth4      Link encap:Ethernet  HWaddr 00:C0:95:E0:98:DB
>>           inet addr:10.252.229.1  Bcast:10.252.229.255  Mask:255.255.255.0
>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>           RX packets:43793462 errors:1601114 dropped:0 overruns:0
>> frame:2396528
>>           TX packets:34521256 errors:3 dropped:0 overruns:0 carrier:6
>>           collisions:0 txqueuelen:1000
>>           RX bytes:2331563867 (2223.5 Mb)  TX bytes:2690282837 (2565.6 Mb)
>>           Interrupt:22 Base address:0x8000
>>
>>  
>>
>>     
>
>
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