Baffled by a Cable Modem

[Bill Davidsen]

Mikkel L. Ellertson wrote:
> Frank Cox wrote:
>> On Wed, 17 Jun 2009 17:38:44 -0500
>> Mikkel L. Ellertson wrote:
>>
>>> I am not sure of the exact cause, but I have speculated that it has
>>> a dhcp server with only one IP address in its address pool. It will
>>> not give that IP address to another NIC until the lease expires, or
>>> the server is restarted...
>> The cable company that I do some occasional tech work for has a setup where
>> each modem is "entitled to" a certain number of IP addresses, the entitlement
>> depending on the service level that's being paid for.  It won't give a modem
>> any more IP addresses until the modem is reset by the guys in the NOC.
>>
> Will the modem give the same IP address to another NIC after the
> lease has expired, or after you power-cycle the modem? I know
> power-cycling the modem works with my SpeedStream 5100. I have never
> had the time to see if it will also work by letting the lease expire...
> 
You can also manually release the lease from cli, "dhclient -r" does it. Faster 
than letting it time out.  ;-)

-- 
Bill Davidsen <davidsen at tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot