【摘要】 局域网和广域网的互联是政府信息化的基础,在保证国家各部门纵向网上下互通的同时,必须充分认识到政府部门问快速、便捷的数据互访要求。分析、比较了基于三层交换、基于二层交换和基于MPLS的组网方案的优劣。综合考虑各种因素,要求选择的组网方式有一定的先进性和为今后IP地址统一规划后方便过渡。更多还原

【Abstract】 The internetworking of LAN and WAN is the basis of government private network information system.lt not only provides internetworking of vertical netwoks, but also meets the demand of data exchange among government departments.The paper analyses and compares many patterns of internetworking such as the third and second layer data exchanging.更多还原