?? ????«??????2»:???? “??”
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180521/m_14-haturft7418775.jpg)
????:1??????????:???????
2???????????
3?????????
4????????????
5????????????
????40???????“?????????”??,2??13????,????«????????2»?
??????????????,«????????????2»??????????????,???????????????,???
???,????????????????,???????????????“????????????????”?
??,??????????????????IP,????????????,??,“?????????????????”(???????? ? ????????)
?????????:?????