Baffled by a Cable Modem

[Jim]

On 06/18/2009 03:33 PM, Mikkel L. Ellertson wrote:
> Bruno Wolff III wrote:
>    
>> On Wed, Jun 17, 2009 at 18:21:14 -0600,
>>    Frank Cox<theatre at sasktel.net>  wrote:
>>      
>>> On Wed, 17 Jun 2009 18:54:02 -0500
>>> Mikkel L. Ellertson wrote:
>>>
>>>        
>>>> Will the modem give the same IP address to another NIC after the
>>>> lease has expired, or after you power-cycle the modem?
>>>>          
>>> I'm not entirely sure of the answer to that.  I know that power-cycling the
>>> modem doesn't change anything in that regard, and further than that I've never
>>> asked about.  If I need a modem reset I just call the NOC with the serial
>>> number on the modem, the modem lights go off for a few seconds, and when it
>>> comes back the reset is complete.
>>>        
>> If you think the mac address is the problem you should be able to test that
>> theory by setting the mac address of the linux box to match the windows box
>> and see if that gets things working.
>>
>> Add a line like the following to the ifcfg-eth? file (and you may need to
>> be running the network service as I don't know if network manager uses
>> that info):
>>
>> MACADDR=DE:C1:A5:51:F1:ED
>>
>> Except you want to use the mac address of the windows box.
>>
>> You'll want the windows box off the network when you try this.
>>
>>      
> You will also want to comment out the HWADDR=<something>  line, or
> you may get strange results.
>
> Mikkel
>    




On the Cable Modem find the reset button and push on it and do a reset.
This will clear out any previous MAC addresses and it will accept new MAC numbers.