Can I use an Ethernet cable instead of an ADSL to connect a router?

No. Ethernet and phone are two different voltages. For phone, you are looking at a DC voltage of 48V, and when someone calls that number, it flips to AC 48V.

If you try to hardwire your ethernet to the phone line, you will most likely burn out your network card....and maybe other things. Ethernet is a lower voltage and transmits data. Phone mainly transmits voice or sound signals.

Try a network extender you plug it into router with ethernet and plug into wall.

This Site Might Help You. RE: Can you connect via Ethernet cable to a phone socket instead of through your router for a wired connection? I use Sky broadband and have a Netgear wireless router.

The wireless router is upstairs in one corner of the house so I get poor signal downstairs in the lounge at the opposite corner of the house. Moving the router is out of the question as there is a computer plugged into it that doesn't have...

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