1: When accessing Windows FTP server, you may receive this message:
“Connection with the server could not be established”
Check the permission. 1) verify the ftproot folder permission; 2) verify FTP
2. Symptom: When accessing Windows
FTP server, you may receive this message: “Connection with the server was
Make sure the port 21 is open. – Case study:
the client had forwarded port 21 to the FTP server on Linksys WRTP54G
router. They can telnet port 21 from the Internet. However, when they try to
access the FTP, they receive “Connection with the server was reset”.
In review the router port forwarding, we found that they did point the port
21 to the FTP server but forgot to check enable button. After checked the
enable button and restart the router, they can access the FTP without any
3. Symptom: When accessing
Windows FTP server, you may receive this message: "Connection closed by
Resolution: 1) Make sure
no firewall blocks the port 21.
2) In one case we have is the port forwarding point to
a old FTP server.
3)In another case, the IIS server limits the access
based on the IP addresses.