If it doesn't reach the server then the gateway is wrong (assuming you use the IP) or the DNS server (if hostname).
That assumes that the ftp is set up right of course, but no matter how badly the firmware is behaving, it should reach the server.
If it doesn't reach the server then the gateway is wrong (assuming you use the IP) or the DNS server (if hostname).
That assumes that the ftp is set up right of course, but no matter how badly the firmware is behaving, it should reach the server.