FTP ports

  • Thread starter Thread starter Pat
  • Start date Start date
It for FTP control data. You will need both 20 and 21 open if you are
allowing FTP access
 
Hi Pat,

For your reference, you can check the detailed FTP information on the
following article:

283679 Information About the IIS File Transmission Protocol (FTP) Service
http://support.microsoft.com/?id=283679

Port 20 is used for a connection established in FTP active mode.

Regards,

Eric Shen
Product Support Services
Microsoft Corporation

This posting is provided "AS IS" with no warranties, and confers no rights.

Get Secure! - www.microsoft.com/security
 
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