Figure 31: Create New Port Forwarding - Grandstream Networks UCM6510 User Manual

The following figures demonstrate a port forwarding example to provide phone's web UI access to public
side:

The UCM6510 network mode is set to "Route"

The UCM6510 WAN port is connected to uplink switch, with a public IP address configured, e.g. 1.1.1.1.

The UCM6510 LAN port provides DHCP pool that connects to multiple phone devices in the LAN
network 192.168.2.x. The UCM6510 is used as a router, with gateway address 192.168.2.1

There is a GXP2160 connected under the LAN interface network of the UCM6510. It obtains IP address
192.168.2.100 from UCM6510 DHCP pool

On the UCM6510 web UI->Settings->Network Settings->Port Forwarding, configure a port
forwarding entry as the figure 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 UCM6510.
LAN Port: This is the port opened up on the GXP2160 side for access purpose.
Protocol Type: We select TCP here for web UI access using HTTP.
.

Figure 31: Create New Port Forwarding

UCM6510 IP PBX User Manual
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