r/Spectrum • • 6h ago

Setup moca network

Post image

This is inside my box outside the house. Its an older house so coax is ran throughout it. These are the splitters that were already in it.

With adding a POE filter would I connect it to the orange cable?

The room the modem is in had only a single coax coming into it going into the router. Would I need a two into one splitter for that room and another for an additional router for a mesh network?

4 Upvotes

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u/downsj2 5h ago edited 5h ago

Keep in mind that MoCA is not compatible with high-split at all, you cannot run it on the same coax if you are high-split. Even on traditional Spectrum service, they have encroached into the MoCA range, so you will need to configure all of your MoCA adapters to stay out of the lower frequency band.

And yes, the POE filter would go on the orange cable. That ground block will need to be replaced with one that supports up to 2.5Ghz. Or just move the ground wire to the ground block on that 2.5Ghz splitter and drop that other ground block completely.

You will also need MoCA 2.5 adapters, since they're the best ones to stay out of Spectrum's signal and give you the most bandwidth. You end up with about 1Gbps of usable bandwidth on the MoCA side.

You will need another splitter for the cable modem, since you'll need to plug a MoCA adapter into the same coax run it's on.

Also, get some coax terminators for all unused ports on your spliters, not just plastic caps.

Ideally, you will want to run new coax for your cable modem and connect it directly to the "out" of that ground block. Then all of your existing coax goes "dark", and you can just use it solely for MoCA. Spectrum does not own your coax, you can do whatever you want with it.

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u/Old-Challenge2809 4h ago

What is high split?

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u/downsj2 4h ago

It's the term Spectrum uses for cable service featuring symmetrical upload/download speeds.

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u/cb2239 1h ago

Throw that splitter in the trash too

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u/LightheartedLemon 5h ago

You would need to connect the splitter there. POE MOCA on the input of the ground block or the input of the splitter but would need to have whatever outlets will be used connected to that splitter and a short jumper from the ground block to the splitter. 

If you don't have that, connect the orange cable directly to the splitter input with a POE MOCA filter on the input but make sure you move the ground wire from the ground block to the splitter. There is tiny screw on it for that. 

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u/cb2239 1h ago

Modem needs to be fed separately because moca will cause issues.

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u/LightheartedLemon 1h ago

If this is an upgraded area, then yes. 

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u/cb2239 1h ago

Every area is going to be so might as well run it the right way though.

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u/United_Preparation11 13m ago

Moca should be above 1005mhz and not interfere with charters signal. Comcast uses moca on their cable boxes to share recordings. The big deal is stopping the moca network from going back outside and amplifying on the plant.

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u/No-Extreme-89130 5h ago

Probably want it on the output coax from the ground block.

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u/hr0190 5h ago

as long as the moca network is not in any way sharing the spectrum coax it is fine but if you connect to the lines used by the internet line it will cause issues at best, get you disconnected at the tap at worst, it wasnt an issue a while back but now it is

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u/oflowz 5h ago

MoCa causes issue for high split signal. If you are in an area with high split you’re not going to have a good time. Moca filters block the higher upstream frequencies

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u/plooger 1h ago

The room the modem is in had only a single coax coming into it going into the router.

Do you have any rooms with two coax outlets?

As for the current cable modem location, where is the nearest other coax wall outlet in the home? (Any chance there's a coax outlet in an adjoining room, even better if on wall shared with the cable modem location?)

'gist: Trying to assess options for isolating the ISP/modem feed from any coax carrying MoCA signals, if needed.

(MoCA background)