Through the description of the Metropolitan area network's survey,the article points out the critical questions about the current network on the aspect of operation,maintenance and management.Aims at the present network's question and the new service's extension to the network,made the redisignation to optimize the network. To the new network design, involves the new hardware disposition, the network analysis situs,the routing protocols, the IP address resource distributions and so on the essential aspect, but also specially proposal about the user's management, the network security, the new service development and so on the special question solution. |