Most of the focus has been on ADSL (asymmetric digital subscriber line),which delivers rates of 32 Kbps to 8.192 Mbps downstream,and 32 Kbps to 1.088 Mbps upstream to the network,while providing phone service at the same time on the same line.

• （人们）注意力多数集中在ADSL（不对称数字用户环路）上，它给出32K至8.；192Mbps的下行速度和32K至1