- Plesk 12.0 for Windows
- Plesk 12.5 for Windows
A Plesk Server is behind NAT.
When accessing a Plesk server via FTP in the passive mode using the external IP address, the connection fails with the following error message:
CONFIG_TEXT: Error: Disconnected from server: ECONNABORTED - Connection aborted
Error: Failed to retrieve directory listing
When accessing a Plesk server via FTP in the passive mode using the internal IP address, the connection fails with the following error message:
CONFIG_TEXT: 425-Cannot open data connection.
Win32 error: The network connection was aborted by the local system.
Error details: Client IP on the control channel didn't match the client IP on the data channel.
FTP firewall settings are not configured in IIS on a Windows server.
Connect to a Plesk server via RDP.
Start a command prompt as an Administrator and run the following command to start IIS Manager:
C:\> start inetmgr
In IIS Manager, click SERVERNAME > FTP Firewall Support.
Specify the passive FTP port range and the external IP address of an edge firewall. Once done, click Apply.
To ensure that the passive FTP port range is properly configured, check the following KB article: