Compared to ADSL and, VDSL higher bandwidth transmission, but also due to shortening the distance, the ISI of small, digital signal processing technology to simplify and reduce costs significantly.

• 和ADSL相比，VDSL传输带宽更高，而且由于传输距离缩短，所以码间干扰小，数字信号处理技术简化，成本显著降低。