H3CICG系列企业级路由器网吧组网方案指导1目录1网吧基本需求..........................................................................................................................21.1网吧需求1:防ARP攻击.....................................................................................................21.2网吧需求2:防BT(P2P)、迅雷过多占用带宽.................................................................31.3网吧需求3:多WAN模式选择.............................................................................................31.4网吧需求5:防NAT攻击、路由攻击、异常流量.................................................................32常用解决方案..........................................................................................................................62.1解决方案Ⅰ:双WAN接入,ICG1800+S5024P..................................................................62.1.1典型组网图.................................................................................................................62.1.2必要配置.....................................................................................................................62.1.3可选配置.....................................................................................................................72.2解决方案Ⅱ:单WAN接入,ICG1000+S5024P..................................................................82.2.1典型组网图.................................................................................................................82.2.2必要配置.....................................................................................................................82.2.3可选配置.....................................................................................................................82.3解决方案Ⅲ:内网划分VLAN,ICG1800+S5628.................................................................82.3.1典型组网图.................................................................................................................82.3.2必要配置.....................................................................................................................92.3.3可