FTP Data Protocol

Protocol Description

FTP is a protocol used to transfer files between computers. The data portion of the file transfer often passes through TCP port 21, while the control typically happens on TCP port 20.

Full Name

File Transfer Protocol (Data)


FTP Data

Known Ports

  • TCP 21 - FTP data port.
  • TCP 20 - FTP control port.


File Server

External Resources

Related Protocols

A list of related protocols is below. List of all protocols.
Category Name

File Server

Windows SMB v2/v3 Details

File Server

TFTP Details

File Server

Apple File Services Details

File Server

Windows SMB v1 Details

File Server

FTP Control Details

File Server

NFS Details

File Server

Rsync Details

Protocol Detection

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Integration and Custom Solutions

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