First, the balloon version installed GNS3
To the edit preference IOS and hypvison was introduced CISCO IOS (BIN files), and calculates the Idle value.
If GNS is not installed in C drive easy error, you need to go to change the dynamic of the file, or IOS can not be imported properly.
Solution: because GNS3 just a graphical front-end dynamips actually work or dynamips!
Open GNS3, then click open the "Edit (Edit)" --- "Preference (Preferences)" --- "dynamips",
Executable path setting item, look GNS3 installation path C: \ Program Files \ GNS3 \ dynamips-wxp.exe, save it!
Link: https: //pan.baidu.com/s/1Gd6GH3bCqGkj5urfKisyaw
extraction code: 7nmi