DHCP setup problems

[Matthew Gillen]

Doug wrote:
> Hello:
> 
> I switched from Verizon DSL to Comcast Broadband/Cable/Phone service
> when I moved out to Acton.  This is what I thought would happen: both
> of the modems have a DHCP server in them, so if I plug them in, they
> work.  DHCP servers are in the modems, DHCP clients are on the
> computers.
> 
> That worked for my Linux box.  I did not change a setting, and the box
> was able to get on the Internet with no changes.  I tried to connect
> both my Linux (Ubuntu) laptop, and an IMac, but neither one worked. Both
> the laptop and the IMac had been using wireless to connect, but
> cannot do so now (I am not sure if that messes things up).

Are you using a land-line for those boxes now?  If so, you may want to check
/etc/modprobe.conf (or similar) to see which ethX your land-line NIC is now
(perhaps eth1?).

Matt