屏蔽双绞线(STP) ◆屏蔽双绞线结合了屏蔽技术和消除技术 ◆4对线缆全由金属薄片包围着 ◆优点:屏蔽双绞线能对所有类型的外界 干扰更有效地进行阻止 ◆缺点:在安装费用和难度方面,它比非 屏蔽双绞线要昂贵和更困难
屏蔽双绞线（STP） 屏蔽双绞线结合了屏蔽技术和消除技术 4对线缆全由金属薄片包围着 优点：屏蔽双绞线能对所有类型的外界 干扰更有效地进行阻止 缺点：在安装费用和难度方面，它比非 屏蔽双绞线要昂贵和更困难
STP(Shielded Twisted Pair Outer Overall Pair Jackel Shield Shields Twisted Pair Color-Coded ← Plastic Insulation STP Connector→ 4 Speed and throughput: 10-100 Mbps Average s per node: Moderately Expensive Media and connector size: Medium to Large ossgaenaBs Maximum cable length: 100m(short)