华 为3Com 技 术 有 限 公 司出品第一章 概 述..........................................................................................................................3第二章 二层组播基础概念.......................................................................................................52.1 网络实例.....................................................................................................................52.2 组播MAC地址和组播IP地址................................................................................... .....62.3 二层组播协议............................................................................................................10第三章 三层组播基础概念.....................................................................................................153.1 组播转发项组播树和RPF检查................................................................................153.2 组播路由协议............................................................................................................183.3 组播高级专题MSDP MBGP ..............................................................................22第四章 相关资料列表............................................................................................................24