中等规模的ISP接入网方案设计

Access network project of medium scale ISP

给出了中等规模的ISP为拨号用户提供上网接入服务的设计方案,包括对网络的拓扑设计、设备的选型、IP地址的分配以及路由配置等。方案中应用了帧中继技术、以太网技术以及VLAN技术等,为拨号用户提供了可靠性高、通信速度快和具有良好扩展能力的接入服务。

This paper mainly describes the AN(access network) project of medium scale ISP(Internet Service Provider), which will support several dialing users to access the Internet. It includes the design of network structure, the selection of network equipments, the allocation of IP addresses and the configuration of routers,etc. In this project, the Frame Relay,Ethernet and VLAN technologies are used, which provide the dialing users with high reliability,speedy communication and great expanding access services.