server windows、client windwos
Once FTP was good, suddenly the client could not access it
The server can access FTP by itself
Client Ping through server
Because the company is strictly managed, it has no client administrator authority
Check the firewall rules and find that there is no TCP 21 port and any allowed access rules
Terms of settlement
Access the firewall. Click Advanced Settings
Click inbound rule, click new rule on the right, and select TCP protocol and all ports to allow.
Click outbound rule, click new rule on the right, and select TCP protocol and all ports to allow.
To interrupt the visit is OK Evil network administrator