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, ... |
Input Agent: FTP/FTPS (Input Agent), FTP/FTPS/SFTP (Input Agent cron).
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, ... |
Input Agent: FTP/FTPS/SFTP (Input Agent cron).
Response: Response "FTP".
SSH
SSH (Secure Shell Protocol) |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, ... |
Input Agent: SSH (SCP/SFTP) (Input Agent) Note: The Input Agent of type "SSH" only uses SFTP or SCP.
Response: There is no Response of type "SSH".
SCP
SCP (Secure Copy Protocol) (based on SSH) |
SSH |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, ... |
Input Agent: SSH (SCP/SFTP) (Input Agent), SCP (Input Agent cron).
Response: Response "SCP".
SFTP
SFTP (SSH File Transfer Protocol) (based on SSH). |
SSH |
TCP |
IP (IPv4, IPv6) |
Ethernet, Token Bus, Token Ring, FDDI, ... |
Input Agent: SSH (SCP/SFTP) (Input Agent), FTP/FTPS/SFTP (Input Agent cron).
Response: Response "FTP", Response "SCP".