SmartRG Inc., an ADTRAN Company Proprietary and Confidential. All Right Reserved. © 2020
62
b. Modify the fields as needed, using the information in the table below.
Field
Description
Use interface
Select the interface that you want to configure.
Service Name
Select or enter the service for which you want to forward IP packets. Options
are:
l
Select a Service
: Select from services defined for your network.
The port table at the bottom of the page is updated with the
default port ID defined for the service.
l
Custom Service
: Enter a new service name to establish a user
service type. You must enter the ports and select a protocol in
the table at the bottom of the page.
Server IP Address
Assign an IP address to this virtual server. The default shown in the field
(
192.168.1
) is not a complete address; you must enter the final octet.
External Port Start
External Port End
When you select a service, the external port start and end numbers display
automatically. Modify them if necessary.
Protocol
Select the protocol for this service. Options are
TCP/UDP
,
TCP
, and
UDP
. The
default is TCP.
Internal Port Start
Internal Port End
When you select a service, the internal port start and end numbers display
automatically. Modify them if necessary.
3. Click
Apply/Save
to save the settings. The server or servers for the selected service appear on the NAT - Virtual
Servers Setup page.
4. To disable a server, click the
Enable/Disable
check box next to it to clear it and then click
Apply/Save
.
5. To remove a server from the list, click the
Remove
check box next to the entry and then click the
Remove
button.
Then click
Save/Apply
.
Port Triggering
Some applications need some ports to be opened in the firewall for the remote access. When an application initializes a TCP/UDP to
connect to a remote user, port triggering dynamically opens the open ports of the firewall.