[Tuxaloosa] Network Troubleshooting and Ethernet

[Shane Sanders]

what's your number Edward?

On Wed, May 1, 2019, 1:53 PM Edward Terry <eterry at highacres.net> wrote:

> I don't have a network diagram, unfortunately.  My technical knowledge
> is pretty limited.  The modem (which as I understand it is a combination
> cable modem and router) is an Arris TG1682G and is rented from Comcast.
> The primary computer is running Linux Mint 17.2 (Rafaela) and is
> connected directly to the modem via Ethernet cable.  The secondary
> computer is in an adjacent room and is running Linux Mint 18 (Sarah); it
> is plugged into an Ethernet jack.  A cable in the main room is plugged
> into an Ethernet jack and then into the modem.  The two computers are
> probably twenty feet apart, so not a great distance.  I tried replacing
> all the Ethernet cables (though not the cable between the two jacks,
> which is probably only about a foot long), but it made no difference.
>
> The secondary computer only needs Internet access; the two computers
> don't need access to each other.  Internet is working fine on the
> primary computer.  The Internet connection on both computers was
> originally set up automatically by Linux Mint.  The trouble started when
> Comcast required us to replace the previous modem (which I will admit
> was pretty old, but worked fine), so I suspect the new modem may be the
> cause of the problem, though of course the timing could be a
> coincidence.  Numerous calls to Comcast have not been productive; some
> of the reps tried to be helpful, but they seem to have even less
> technical knowledge than I do.  I've also Googled extensively but have
> not been able to solve the problem.  I appreciate any suggestions.
>
> The two computers are at my parents' house, so I don't have as much
> access to them as I would if they were at my house, though I'm generally
> at their house at least twice a day.
>
> In addition, if anyone knows someone who would be interested in running
> Ethernet cable at three houses, I would appreciate any referrals,
> especially if the person involved can also troubleshoot Linux networks.
>
> Edward
>
>
> On 5/1/19 12:50 PM, Shane Sanders wrote:
> > Hi Edward,
> > Do you have a network diagram showing how you have your devices cabled?
> > I would be happy to help you troubleshoot but I have no interest in
> > pulling cables.
> >
> > Thanks
> >
> > On Wed, May 1, 2019 at 12:33 PM Edward Terry <eterry at highacres.net
> > <mailto:eterry at highacres.net>> wrote:
> >
> >     Is there anyone on the list, or can anyone recommend someone, who can
> >     troubleshoot a Linux network connection and also run Ethernet cable
> in
> >     three houses?  The network is between two desktop computers (both
> >     running Linux Mint) in two different rooms, connected by Ethernet; it
> >     previously worked but no longer does.  Comcast is the Internet
> >     provider.
> >        All computers involved run either Linux Mint or Ubuntu.  The
> >     Ethernet
> >     cable needs to run from the room with the Comcast modem to the room
> >     with
> >     the television, and Ethernet jacks need to be installed in both
> rooms.
> >     I appreciate any help or recommendations.
> >
> >     Edward Terry
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