Based on the construction of IP MAN of CTT,the planning and design of IP MAN is discussed. The IP address,VLAN ID,design of routing policy and application of BRAS are highlighted in this paper.

• 结合铁通IP城域网的建设,对IP城域网的规划设计做一说明,重点介绍了IP城域网中IP地址、VLAN ID、路由策略的规划设计,以及宽带接入服务器(BRAS)的应用。