RJ45 Switch over Powerline Adapter

poud64 Posted messages 16 Registration date   Status Membre Last intervention   -  
brupala Posted messages 111942 Registration date   Status Membre Last intervention   -

Hello, I would like to know if it is possible to connect an RJ45 switch to a powerline adapter. Are there any losses or is it better to replace my powerline adapters with ones that have 2 RJ45 outputs?

Thank you


6 réponses

bil
 

Hello

It's not forbidden if we want sockets to plug into.

We usually don't do it for a simple reason, PLC is more limiting than RJ45 and its cables.

The switch can only share what comes out of the PLC; in this sense, it's a limiting setup because of the PLC, not because of the switch.

The PLC with 2 RJ45 sockets maximizes the PLC without adding another device, that's it.

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poud64 Posted messages 16 Registration date   Status Membre Last intervention  
 

Thank you very much for this quick and thorough response. Do we have the same flow rate on both outputs or is this flow rate divided by 2 (novice question)?

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_Ritchi_ Posted messages 21190 Registration date   Status Contributeur Last intervention   6 122
 

Hello

For me, a powerline adapter is either only WiFi, only Ethernet, or both. And once you choose your model, it is not possible to modify it to add one or more Ethernet ports.

Now, if your question is about connecting an RJ45 switch to the Ethernet port of your powerline adapter, then that seems possible because, theoretically, it amounts to connecting the RJ45 switch to an Ethernet port of your router.
However, regarding the speed, it all depends on your powerline adapters (some very recent ones allow for high speeds over the electrical wiring of your apartment/house using MIMO technology), the number of devices you will subsequently connect to your RJ45 switch, and the speed that the connected devices will be capable of handling.

Unless you already have this RJ45 switch in hand and can test it, personally, I would opt for the simplest solution: buy new powerline adapters with 2 Ethernet ports, possibly with WiFi, and especially with pass-through plugs to keep the wall socket available.

Ritchi

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poud64 Posted messages 16 Registration date   Status Membre Last intervention  
 

I'm switching to fiber next week, so I need to change my old powerline adapters. I need two RJ45 outputs, so I think I'm going to go for 2-port adapters (TP LINK: TL-PA7027P KIT (FR)).

Thank you

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brupala Posted messages 111942 Registration date   Status Membre Last intervention   14 421
 

no,

for that, indeed a switch at €20 is enough.

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brupala Posted messages 111942 Registration date   Status Membre Last intervention   14 421
 

Hello,

while powerline adapters are quite effective for an ADSL connection, they quickly fall short when it comes to connecting a PC to a fiber optic box (compared to a direct ethernet cable or a mesh wifi).

If it's just to connect a TV and its peripherals, it's sufficient, but for a PC or a gaming console, you can quickly waste the fiber’s bandwidth.

In these cases, it's better to switch to a direct ethernet cable.

Otherwise, putting a switch behind powerline adapters is like putting one on an ethernet cable; the speed of the powerline is easily maintained, as long as the different devices don't draw on the poor powerline connection at the same time.


And there you go ....

But goodness, those line breaks are such a pain!!

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poud64 Posted messages 16 Registration date   Status Membre Last intervention  
 

Hello,

I have always used powerline adapters with my ADSL. I'm switching to fiber in a week, so I need to replace my old plugs. The Livebox is far from my TV, but my Mac connects via Wi-Fi. So I want to connect my Canal+ box and the Orange TV box via powerline. I think the Wi-Fi from the Livebox isn't strong enough to run everything. I might be mistaken. (It's about ten meters away with a partition.) Maybe before changing the powerline adapters, I should try the Wi-Fi? What do you recommend?

Thank you

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