一.進入Cisco Networking Academy Builds IT Skills & Education For Future Careers (netacad.com)
二.注冊,成為其用戶Global NetAcad Instance | Networking Academy
三.登陸后下載Global NetAcad Instance | 下載 Cisco Packet Tracer | Networking Academy
下載后進行安裝,next到底就行,然后按你注冊的信息登錄cisco packet tracer即可。