论文部分内容阅读
光网络技术当初是以电缆通信终结者的面目出现在世人面前的。虽然你用上了ＩＳＤＮ、ＡＤＳＬ或者是经过改造了的有线电视电缆接口：虽然你一开始还为用上这样的宝贝欣喜若狂过，但是随着时间的推移，有一天你突然 感到你的网络已经像你所在城市的地铁入口那样越来越拥挤了。
Optical network technology was originally the face of cable communication terminator appeared in the world. Although you are using ISDN, ADSL or a remodeled CATV cable interface: Although you were ecstatic at first with such a baby, over time, you suddenly felt your network It’s getting crowded like the subway entrance to your city.