RJ11 Wall Port to RJ45?

Metsfan1

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Jul 22, 2014
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Hi, I just moved into a new home. One problem. There is no Ethernet port in my office, and I would really like to avoid using WiFi. Is there any way i could convert it? Are there any functional adapters? I appreciate any and all responses.

Thanks!
 
Solution
RJ 11 plugs are phone connectors.
RJ 45 plugs are Ethernet connectors.

You cannot link one to the other. You need to either run an ethernet cable from where your cable services comes into your home, or, have an electrician come out and run the cables through the walls. Ethernet cables have shielding and either things protecting the wires inside of it from crosstalk and other things that would destroy the data going through that cable. Phone cables have no such things.
RJ 11 plugs are phone connectors.
RJ 45 plugs are Ethernet connectors.

You cannot link one to the other. You need to either run an ethernet cable from where your cable services comes into your home, or, have an electrician come out and run the cables through the walls. Ethernet cables have shielding and either things protecting the wires inside of it from crosstalk and other things that would destroy the data going through that cable. Phone cables have no such things.
 
Solution


So does that mean what i7Baby said is useless?
 
Those adapters work in limited situations. Your main problem is what is behind the jacks. First you really want ethernet cable and not the red/black/green/yellow wire used by older phone installs. You could try that type of wire but it generally does not work well.

The much larger problem is phone jacks are daisy chained to each other. Ethernet needs point to point.

You would need to disassemble the jacks and make sure they are the correct wire and the wire connects only the 2 jacks you want to use. Most times since you have it taken apart it is easier to just replace the rj11 jacks with rj45.

Newer houses the telephone lines commonly run to a central distribution closet those are much easier to convert to ethernet.
 
Moving data at the speeds today's computers move it requires special cables. Personally, I do not think it would work well for you. But having said that, it is by far the cheapest way to go, and if you want to try something in the hope that it might work, go for it. Be thrilled if it does work, and be ready if it does not.

Also, if you have wired phones, this might stop them from working.