| 摘要 |
PURPOSE: A network access system and method having redundancy structure is provided to automatically change the redundancy structure to a general network traffic route. CONSTITUTION: A first network connection structure(120) transfers data packet of various contents which are offered from content providers to a backbone network. A second network connection structure(130) transfers the data packet of the various contents to the backbone network. An L2 switch(150) is connected to the backbone network. The L2 switch transfers the data packet which is transferred through the first network connection structure or the second network connection structure to the subscriber terminal according to the subscriber request. |
