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Ethernet Splitter, RJ45 1 Male to 4 x Female LAN Ethernet Splitter Adapter Cable Suitable Super Cat5,Cat5e,Cat6,Cat7 LAN Adapter - AliExpress
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Was told it's not possible to have multiple Ethernet/Coax connections by the technician. Am skeptical as home was built in the last 10 years, has ethernet and coax ports in every room,
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