[sf-lug] Problems with a Comcast modem; no IP address given

Kristian Erik Hermansen kristian.hermansen at gmail.com
Sun Jun 1 11:51:42 PDT 2008

Fyi, comcast was hacked this week...

On 6/1/08, Christian Einfeldt <einfeldt at gmail.com> wrote:
> hi
> With the telephone support of two of the more able members of this LUG, I
> spent about 8 hours yesterday attempting to hook up a low-income family with
> a Hardy machine on Comcast service.  The problem is the Arris TM502G cable
> modem.  The modem will not hand out an IP address.  I am going to try this
> workaround today, but I am not optimistic about it working:
> http://www.dslreports.com/forum/r19742633-
> The Hardy install is able to see the Arris modem over Firefox and by pinging
>  When I enter that number into Firefox, Firefox displays the
> Arris status page (although there are no pages for changing settings on the
> modem, which might be a "feature" [bug] of the modem that caused Comcast to
> choose that modem, since it is not easy to modify by the end user.  The
> status page reveals details as to when the modem has been rebooted, etc., so
> it is clear that this information is live and real, and not generic.  Also I
> am able to ping the modem at  Further, Comcast says that they
> are able to see the modem, and Comcast reps have been able to reboot the
> modem remotely upon my request.
> We tried various methods to get an IP address, including dhclient, hard
> rebooting the modem, remote rebooting the modem, etc.
> So it is clear that
> 1)  Hardy can see the modem, hence the ethernet cable is good, and the NIC
> is good.  This box was also successfully updated via the Hardy repositories
> when it was being configured, and so the NIC is good.
> 2)  The Coax cable is known good, since the Comcast reps were able to reboot
> the machine remotely.
> What I am requesting:
> 1)  Does anyone here have an old router that they would be willing to give
> to this family?  The father has said that he would like to have another box
> for his son to beat on, as his 12 year-old son likes computers and is
> considering a career in computers.  How nice it would be to expose this kid
> to Linux, rather than have the family dependent on Windows.  So we will need
> to provide this family with a hub or switch or router anyway, and if someone
> has a router, that might help
> 2)  Has anyone succeeded in getting an Arris TM502G modem working with Hardy
> or Gutsy or any other Linux distro?
> 3)  If someone has some long cat 5 ethernet cable to donate that would be a
> bonus.
> thx for considering my request.
> --
> Christian Einfeldt,
> Producer, The Digital Tipping Point

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Kristian Erik Hermansen
"When you share your joys you double them; when you share your sorrows
you halve them."

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