The abbreviations of the protocols in the heading can easily cause confusion. Therefore, here is a brief overview, even though this information can easily be found on the Internet.
FTP
FTP (File Transfer Protocol) |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, etc. |
Input agent: FTP/FTPS (Input agent), FTP/FTPS/SFTP (cron input agent).
Response: Response FTP.
FTPS
FTP (FTP Secure or FTP over SSL or FTP over TLS) (based on SSL/TLS) |
SSL/TLS |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, etc. |
Input agent: FTP/FTPS/SFTP (cron input agent).
Response: Response FTP.
SSH
SSH (Secure Shell Protocol) |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, etc. |
Input agent: SSH (SCP/SFTP) (Input agent). NOTE: The input agent of the "SSH" type only uses SFTP or SCP.
Response: There is no response of the "SSH" type.
SCP
SCP (Secure Copy Protocol) (based on SSH) |
SSH |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, etc. |
Input agent: SSH (SCP/SFTP) (Input agent), SCP (cron input agent).
Response: Response FTP.
SFTP
SFTP (SSH File Transfer Protocol) (based on SSH). |
SSH |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, etc. |
Input agent: SSH (SCP/SFTP) (Input agent), FTP/FTPS/SFTP (cron input agent).
Response: Response FTP, Response SCP.