PLANET BM-2101 - Manual (Page 207)

Set a FTP server in the DMZ by NAT mode , and to limit the external user’s
downstream bandwidth , MAX.concurrent sessions and quota per day.
Step1. In DMZ , to set up a FTP server and the server virtual IP is 192.168.3.2 .
The DMZ interface address is 192.168.3.1/24
Step2. In Virtual Server Æ Server 1 , add the following settings
Set the virtual server correspond to FTP server
In Policy Æ Incoming or WAN To DMZ , it is strongly recommended not to select the Service to
be ANY , to avoid the internal PC be attacked.
Step3. In QoS , add the following settings
Set the Qos