Refer to the exhibit.
An LTM Specialist is investigating reports that users are unable to perform some commands through an
FTP virtual server. The users are receiving the FTP error “500 Illegal PORT command.” The virtual server
is configured to SNAT using automap. The LTM Specialist performs a capture on the server side of the
LTM device.
Why is the server returning this error?

A.
LIST command disallowed

B.
PORT command disallowed

C.
Active IP address in PORT command

D.
Active IP address in LOGIN command