?? «??2»??????????
![](http://n.sinaimg.cn/news/1_img/vcg/72f96829/107/w1024h683/20190303/pJg1-htstzcc5408330.jpg)
????:1?????:?????????
2?????
3?????????
4????????
5??????
???????2????13???? (???????????)??????«???????????????????????»(?????????????«????2»)????????????,?????????????????
???,??????????«????????????2»?3D?????????IP???????????,???????,?????60???,??????60%??,??????????????8000???????????????????
?????????,???????????????????????????????????????????????????,????????
??????????,???«????????»?????????????????????????????,??????????????????,???????10???,???IP????????????????
????????????????????????????IP???????,????????????,?????????????????????IP????
???IP?????????????????????,???????,?????????,????IP?????(??) ???:????????