You need to set up a NAT and a Packet Filter rule to allow traffic on FTP ports to pass to and from your internal PC. (192.1.1.54?) External clients then connect to your external interface address.
You need to set up a NAT and a Packet Filter rule to allow traffic on FTP ports to pass to and from your internal PC. (192.1.1.54?) External clients then connect to your external interface address.