Figure 22: Create New Port Forwarding - Grandstream Networks UCM6100 Series User Manual

Specify the LAN port number or a range of LAN ports.
Note:
LAN Port When it is set to a range, WAN port and LAN port must be configured with the
same range, such as WAN port: 1000-1005 and LAN port: 1000-1005, and access
from WAN port will be forwarded to the LAN port with the same port number, for
example, WAN port 1000 will be port forwarding to LAN port 1000.
Select protocol type "UDP Only", "TCP Only" or "TCP/UDP" for the forwarding in
Protocol Type
the selected port. The default setting is "UDP Only".
The following figures demonstrate a port forwarding example to provide phone's Web GUI access to public
side.
•
The UCM6102 network mode is set to "Route".
•
The UCM6102 WAN port is connected to uplink switch, with a public IP address configured, e.g. 1.1.1.1.
•
The UCM6102 LAN port provides DHCP pool that connects to multiple phone devices in the LAN
network 192.168.2.x. The UCM6102 is used as a router, with gateway address 192.168.2.1.
•
There is a GXP2160 connected under the LAN interface network of the UCM6102. It obtains IP address
192.168.2.100 from UCM6102 DHCP pool.
•
On the UCM6102 Web GUISystem SettingsNetwork SettingsPort Forwarding, configure a
port forwarding entry as the figures shows below.
•
Click on
WAN Port: This is the port opened up on the WAN side for access purpose.
LAN IP: This is the GXP2160 IP address, under the LAN interface network of the UCM6102.
LAN Port: This is the port opened up on the GXP2160 side for access purpose.
Protocol Type: We select TCP here for Web GUI access using HTTP.

Figure 22: Create New Port Forwarding

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