User manual
     GXV3615 IP Camera Series 
Firmware 1.0.4.8                                                                          Page 17 of 28       
Grandstream Networks, Inc. 11/29/10 
3.  Enter the required information 
DDNS Active – If you want to use 
DDNS, please set this field to 
“Enabled” . 
          DDNS ISP Type – Select your 
DDNS ISP Type. 
Self-Define DDNS Address – 
Self-define the DDNS server 
instead of using DDNS ISP Type. 
          Site Name – The DDNS name for 
your device. 
          DDNS Account/ DDNS Password – The account and password from the DDNS   
          Provider. 
         STUN Server – If the device is behind a router, a STUN server is needed to help 
penetrate the NAT. 
4.  Click Save to save the changes. You might need to reboot the device to apply all the 
changes. 
GXV3615 Series SIP Page 
The GXV3615 has the ability to receive phone calls and make phone calls when an alarm 
event is triggered through motion detection or alarm input.    Register the GXV3615 to a SIP 
server to enable the product to make and receive phone calls.   To make outgoing phone 
calls out, the user needs to configure the Phone List properly. 
Register GXV3615 to a SIP Server 
1.    From the GXV3615 home page, click Basic Settings > SIP. 
2.    Go to SIP Settings Tab. 
3.    General Phone Settings. 
Registered – The field shows the registration 
status of the account with the SIP server. 
Unregister On Reboot – If it‟s checked, the SIP user‟s registration information will be 
cleared from the server when the phone reboots. 
4.  Enter the required information. 
Account Name – The field configures the SIP account name. 
SIP Server – The SIP Server‟s IP address or Domain name provided by your service 
provider. 
Outbound Proxy – The IP address or Domain name of the Outbound Proxy, Media 
Gateway, or Session Border Controller. Used for firewall or NAT penetration in different 
network environments. If the system detects a symmetric NAT, STUN will not work. 
ONLY outbound proxies can provide a solution for a symmetric NAT. 










