Untangle: Forward range of ports (FTP)

NOTE: This is required to set up iFTP with Image Manager 7.6+ which now requires SSL for off-site replication

Config > Network > Port Forward Rules

Open management port (i.e. 990 or translate to 990 as shown below)

Open the Passive FTP ports (assigned within FTP Server on remote/destination)

NOTE: To forward a port range, leave 'New Port' blank (see below)

Bypass FTP traffic

Config > Network > Bypass Rules