How to connect a Telephone or Internet cable (TAE)

If in your case, all 4 cables are in red colour with black ring marks on them then connect the complete red cable to 1 and the red cable with single black ring marks on it to 2. You can buy this TAE socket directly from the following online platform or from their stores: https://www.bauhaus.info/innenraumser... https://www.obi.de/video-zubehoer/obi... http://www.hellweg.de/