system-view //进入系统视图 [HUAWEI] dhcp enable //全局使能DHCP功能 [HUAWEI] dhcp snooping enable //全局使能DHCP Snooping功能 [HUAWEI] vlan 10 //进入VLAN10视图 [HUAWEI-vlan10] dhcp snooping enable //在VLAN视图下使能DHCP Snooping功能 [HUAWEI-vlan10] dhcp snooping trusted interface gigabitethernet 0/0/3 //将连接DHCP Server的GE0/0/3接口配置为信任接口 [HUAWEI-vlan10] ip source check user-bind enable //基于VLAN(可以配置接口)使能IPSG检查功能 [HUAWEI-vlan10] quit //退出VLAN视图 display dhcp snooping user-bind all命令，可以查看Host的动态绑定表信息 undo ip source check user-bind enable 取消使能