在对几种典型的PON技术特点以及应用优缺点进行论述的基础上,以当前技术最为成熟、应用范围最广的EPON技术为对象,探讨了该技术的特点以及在光通信网络中的典型应用。最后,结合当前的具体情况,提出了基于EPON技术的光网络建设方案。 Based on the discussion of several typical PON technologies and the advantages and disadvantages of the applications, the EPON technology, which is the most mature and widely used in the current technology, is studied. The characteristics of the technology and its typical applications in optical communication networks . Finally, combined with the current situation, proposed optical network construction scheme based on EPON technology.