摘要：In scientific writing, the author will discuss about the LAN as a network withsome kind of topology can be used to build a LAN installations. One of theauthors who will discuss is about the ring topology consisting of several ringaccess method that can be used in its operation. In terms of operating andapplication of the ring access techniques, we can do with a variety of methods.Will discuss about the problems that arise in applications and solutions that canbe done .
