The STP or Shielded Twisted Pair is a twisted pair cable that is additionally insulated by foil or/and braided copper shielding . This additional shielding is able to prevent external electromagnetic signals from affecting the signal traveling over the cable. Other purpose is to help to contain signal inside. The shielding might be grounded for better effect. Effect might be ...
Remember our articles about OSI Interworking Layers, and Physical Layer particularly? So, here's a key element, cornerstone of networks today - twisted pair cable.
Twisted pair, as it is clear from the name is made of pairs of wires that are twisted around each other. Each wire is having its own shell, but also there is an outer shell that is ...