new cable modem - and problems

[Lennart Sorensen]

On Thu, Sep 23, 2004 at 10:16:27AM -0400, Matt Cahill wrote:
>  Still no luck.  I tried browsing to http://192.168.100.1, but I might
>  as well have been browsing any other website - no connection.
> 
>  More info:  I'm using dhcp/dhcp-client.  Would switching to dhcpd
>  make any difference (probably not, but I'm starting to run out of
>  options here)?
> 
>  This is the error I get when running '/sbin/dhcp eth0' (or 'networking
>  restart'):
> 
>  #-----
> 
>  DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 6
>  "                                              "interval 15
>  "etc..."
> 
>  No DHCPOFFERS received
> 
>  No working leases in persistent database.
> 
>  #-----
> 
> 
>  The PC Activity light on the modem flickers when the computer tries
>  to access the DHCP server, but it never remains solid
>  (I take it that yellow is the right colour?).
> 
>  Lastly, when I re-installed a different version of dhcp, I noticed
>  that there were passive errors (as opposed to show-stoppers)
>  regarding my locale settings...apparently it can't find some of them.
>  Not sure if this has anything to do with anything, but I thought I'd
>  put it out there.
> 
>  Anyhoo, if anyone can suggest anything, I'm all ears.  My next
>  attempt will be to bring home a bootable Linux CD (Knoppix or
>  Mandrake Move) and see whether I can connect via that route (which
>  would prove/rule-out a configuration problem with Libranet).

Have you checked that you don't have a firewall blocking port 67/68 used
by dhcp?

Try running tcpdump on the interface looking for port 67 and 68 traffic.

Lennart Sorensen
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