Data Transformation Engine FTP Adapter Reference Guide
Chapter 3 - FTP Commands List of Commands
FTP Adapter Reference Guide
16
Without a firewall the start of a file transfer begins with:
♦ Establish a Socket connection to the remote host.
♦ Issue the
USER command over the connection.
♦ Issue the
PASS command over the connection.
When a firewall is present (used) more steps are performed in the beginning of
the transfer of the files.
These steps are dependent on the
/method specified in the last part of the
-FIREWALL command.
OPEN
♦ Establish a Socket connection to the firewall host
♦ Issue the following command over the connection in this order:
OPEN ftp_host
USER ftp_user
PASS ftp_pass
SITE
♦ Establish a Socket connection to the firewall host
♦ Issue the following command over the connection in this order:
USER fw_user
PASS fw_pass
SITE ftp_host
USER ftp_user
PASS ftp_pass
TRANSPARENT
♦ Establish a Socket connection to the remote host
♦ Issue the following command over the connection in this order:
USER fw_user
PASS fw_pass
USER ftp_user
PASS ftp_pass
USERFW
♦ Establish a Socket connection to the firewall host
♦ Issue the following command over the connection in this order: