NetComm NB9WMAXX User Manual page 53

If you are setting up a common server (e.g FTP) you can select the type of server from the dropdown list.
Selecting the server will automatically configure the necessary ports. For custom service, you need to enter the
External Port Start and External Port End for the service.
Enter the Server's IP address (e.g. 192.168.1.110)
Click 'Save / Apply'
Let's take a detail look at the fields on this page.
Field
Select a Service
Custom Server
Server IP address
External Port Start
External Port End
Protocol
Internal Port Start
Internal Port End
Save / Apply Save and Apply the settings.
NB9WMAXX ADSL+ VoIP Router
YML89 Rev1
Means
Select a type of service you wish to host on your LAN.
Input the name for the custom server.
The IP address of the server on your LAN. You will notice that the first 3 octets of the
address are automatically input. (e.g. 192.168.1)56 NB9WMAXX ADSL2+ VoIP Router
The external port on the WAN side of your NB9WMAXX that clients try to connect to. (e.g.
port 80 on the WAN side for clients trying to connect to a web server).
The external port end on the WAN side of your NB9WMAXX that clients try to connect to.
(e.g. if you are running a service that requires a range of ports to be open you would enter
the last port in the range here).
Select the protocol from the dropdown list. (E.g. if you were hosting a video service you
would select UDP).
The internal port refers to the port on the server that clients try to connect to. (e.g. port 80
on the WAN side for clients trying to connect to a web server).
The internal port end on the server that clients try to connect to. (e.g. if you are running a service
that requires a range of ports to be open you would enter the last port in the range here).