Thought I share this. The pesty clip of the Kemper Remote Rj45 ethernet cable breaks easily. Instead of changing the connector or buying a new cable you could try these Rj45 repair clips:

Kemper Remote cable ethernet Rj45 clip repair fix
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Has anyone ever succeeded in connecting a new rj45 connector on these cables?
I don't know what tot do with outer wire (earth). Connecting it to the metal part of a fresh rj45 connector doesn't work. The remote fires up but won't get past the 'waiting for connection'.
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Anyone?
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Maybe this will help:
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I had no luck with those clips.
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Maybe this will help:
Thanks. I did all that but no luck. Mysterious!