Cisco emulator version 8.1 authentication failed to disable the network solution
This article is to solve the problem of opening the software that will appear in versions such as Cisco Simulator 8.1 and requires verification to enter.
Cisco will have authentication problems after version 8.-, and it will automatically choose to authenticate when it is connected to the Internet. If you did not disable the network during installation like me, try this method.
method:
Prohibition of house arrest for networking (put Cisco 8.1 into a small black room)
1. Search in the start menu and open the control panel
2. Click View Network Status and Tasks under Network and Internet
3. Click Windows Defender Firewall at the bottom
4. Open advanced settings
5. First click the outbound rules on the left, and then click New Rules on the right
6. First 1, then 2, then 3
7. Find the application file of the Cisco simulator and select it
8. Select the next page, choose to block the connection, all networks, name it, and complete
9. After the creation is complete, you can check it on the battle rules table. If there is a small prohibition mark, it means Oak
Note: This article is entirely because I forgot how to do it before, and it is too troublesome to find a solution. Now I will record it and share it with you by the way. On the one hand, I am frantically looking for the reason because Cisco can’t open it and can’t solve it.