[mythtv-users] Noobish network cable connection question, basement > upstairs

Mitch Gore mitchell.gore at gmail.com
Fri Dec 5 01:15:15 UTC 2008

On Thu, Dec 4, 2008 at 7:12 PM, David Brodbeck <gull at gull.us> wrote:
> Bobby Gill wrote:
>> Right now I have mythbox (basement) > router (basement) > cable modem
>> (basement) > ethernet cable going from basement to upstairs >desktop
>> (upstairs).
>> How can I have it so the router stays upstairs (if need be I'll grab
>> something else)? I was thinking of a 3-way RJ45 splitter or something
>> but they're a bugger to find here and I'm not so sure they're the best
>> solution. Any help is appreciated, thanks.
> A splitter won't do it.  You *might* get away with putting a hub at each
> end, and using the same cable for both the router->modem and
> router->desktop networks.  In theory this should work, since they're on
> different subnets; however, the router may freak out if it sees that
> both of its ports are connected to the same network segment, so no
> guarantees.  This also undermines any firewalling features of your
> router.  I don't recommend this.
> I would suggest running a second ethernet cable as the best solution.
> You may also want to see if your router can be reset through its web
> interface; many can and that may save you the trip downstairs.
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No way, this can be done. ethernet only uses 4 of the 8 cables
(assuming not POE).  by two of these:

and maybe some couplers then you can run two lines on one cat5 cable.
I use at my place and it works great.


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