[K12OSN] Cable net connection problem

john lists.john at gmail.com
Thu Apr 3 15:22:06 UTC 2008


Hi Barry,

Here's some random ideas you've probably already thought of:

Test with a different cable.

Test with a differrent NIC.

Do you need to provide some authentication for connection?

Also how many nics does this this k12 box have.  Are you 2x positive
you have it plugged in the correct nic and that nic is in working
order (i.e you can ping localhost from the external facing IP of the
machine?)  Can you ping the xp box from a hub, switch or crossover
cable?

What happens if you statically configure the outward facing IP by
stealing the settings from the XP machine.

What happens if you put the xp box and the LTSP box on a hub, can they
ping each other?

What happen if you put the xp box and the ltsp box on a router
(perhaps the cable modem is a router?) Can they still ping each other,

If it turns out to be an auth problem handle authentication via the router?

hth,

John

On Thu, Apr 3, 2008 at 7:47 AM, Barry Cisna <brcisna at eazylivin.net> wrote:
> Hello List,
>
>  Done a fresh install of K12LTSP/FC6 for an individual for home use for
>  their kids to use. They have cable internet for the first time. I was
>  there when the tech came and done the hookup at their house. I bought them
>  a brand new Motorola 5120 cable modem. Never could get their fresh FC6
>  server to do internet,although the ip numbers/dns numbers look correct. I
>  can plug an xp laptop into the same new cable modem and internet comes up
>  fine. I DID disable the linux iptables for testing BTW.
>  I can not ping anything by even IP address? Also strange thing,i never see
>  the "activity" light flicker on the cable modem when plugged into the
>  K12LTSP server?I talked to the tech at the head office and " we do not
>  support Linux":( I never checked to see if this cable co is setup for
>  DOCSIS1.1 or DOCSIS2.0 ( which I haven't read a thing about). Of course I
>  have done a network restart several times,and simply no webpages ever
>  display. As said earlier on the Windows XP laptop it comes up via dhcp
>  very quickly.
>  I surely don't need to manually make some sort of connection such as ADSL
>  client or something?Has anyone ever run into  this scenario?
>  Sorry for the long post.
>
>  Thanks,
>
>  Barry Cisna
>
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