F/UTP (Foiled/Unshielded Twisted Pair) Ethernet shielding refers to a type of cable design used to reduce electromagnetic interference. This shielding technique involves wrapping a foil shield around the unshielded twisted pair of wires inside the Ethernet cable. The foil, typically made of aluminium, is an effective barrier against external interference such as radio frequency (RF) and electromagnetic radiation (EMR). This makes F/UTP cables ideal for environments with high levels of interference. Despite the additional layer of protection, these cables maintain flexibility, making them easy to install in various network setups. Proper grounding is necessary to ensure optimal performance of the shield.