(Huawei Symantec is an enterprise jointly established by Huawei and Symantec, focusing on two aspects of security and storage. This is a typical configuration example of a Huawei Symantec firewall. It is said that you cannot see it after downloading, it is because your computer has determined it for security, please do this, right-click the downloaded file, select "Properties", there is an option of "Remove Confirmation" under "Properties", After selecting this "Remove OK" and "Use", you can see the wonderful content.)