首先用右键单击桌面“网上邻居”─→属性─→本地连接─→属性─→选中“Internet协议（TCP/IP）”并双击，此时打开的窗口就是我们要手动设置的IP地址和DNS（如图所示）。

IP地址分配表地点ip范围子网掩码网关老办公楼222.21.81.1-253255.255.255.0222.21.81.2542号教学楼4号宿舍楼222.21.82.1-253255.255.255.0222.21.82.2545号宿舍楼222.21.83.1-253255.255.255.0222.21.83.2546号宿舍楼222.21.84.1-253255.255.255.0222.21.84.2541号家属楼222.21.85.1-61255.255.255.192222.21.85.622号家属楼222.21.85.63-125255.255.255.192222.21.85.1263号家属楼222.21.85.127-189255.255.255.192222.21.85.190实验楼222.21.86.1-252255.255.255.0222.21.86.254思达新实训楼122.206.94.1-122.206.95.253255.255.254.0122.206.95.254