When Windows Server 2003 uses FileZilla, clicking "Active" may report the following error when installed.
Creating listen socket on port 21 ...
Failed to create listen socket on port for IPV4
Failed to create listen socket on port for IPV6
Failed to create a listen socket on any of the specified ports. The Server is not online!
Creating listen socket on port 21 ...
Failed to create listen socket on port for IPV4
Failed to create listen socket on port for IPV6
Failed to create a listen socket on any of the specified ports. The Server is not online!
Creating listen socket on port 21 ...
Failed to create listen socket on port for IPV4
Failed to create listen socket on port for IPV6
Specific solutions:
Generally this is because the 21 port is occupied, first use this command to query
Copy Code code as follows:
NETSTAT-ABN |findstr 21
Check to see if your IIS with FTP opened, or installed what other FTP software, first stop, and then enable FileZilla, on it.