Tenda AC1750 User Manual page 64

Wireless AC1750 Dual-band Gigabit Router
Example: You want to share some large files with your friends
who are not in your LAN; however it is not convenient to transfer
such large files across network. Then, you can set up your own
PC as a FTP server and use the Virtual server to let your friends
access these files. Assuming that the static IP address of the
FTP server (Namely, your PC) is 192.168.0.10, you want your
friends to access this FTP server on the default port of 21 using
the TCP protocol, then do as follows:
1. Enter 21 in both WAN Port and LAN Port fields or select FTP
from "Well-known Service Port" and an entry ID, 21 will be
automatically populated to corresponding fields of the selected
entry.
2. Enter 192.168.0.10 in the corresponding field, select "TCP"
and then check "Enable" as seen below.
3. Click "Save" to save your settings.
Now, your friends only need to enter ftp://xxx.xxx.xxx.xxx:21 in
their browsers to access your FTP server. xxx.xxx.xxx.xxx is the
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