Advanced Settings; Enable Ddns; Enable Upnp; Figure 50: Gvr3550 Network - Grandstream Networks GVR3550 User Manual

ADVANCED SETTINGS

Advanced Settings page is shown in Figure 50. Users can set DDNS, UPnP and DHCP.
Figure 50: GVR3550 Network Settings – Advanced Settings Page

ENABLE DDNS

Enable DDNS to access the GVR via the domain name if already enabled PPPoE connection to the
internet, with this way can effectively solve the problem brought by access GVR with dynamic IP.
Select the proper DDNS type in the drop-down list and input the correct domain name, username and
password to complete the DDNS settings.

ENABLE UPnP

The full name of UPnP is Universal plug-in and Play, enable NAT of UPnP can realize auto port mapping
thus allows external computer to access intranet to enhance network efficiency.
After ticking "Enable UPnP , users can click to set the external port No., as shown in Figure 51 below.
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Grandstream Networks, Inc. GVR3550 User Manual Page 68 of 120
Firmware Version 1.0.0.65 Last Updated: 10/2014