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GXV3240 User Guide

 Both phones have public IP addresses; Or

 Both phones are on the same LAN/VPN using private or public IP addresses; Or

 Both phones can be connected through a router using public or private IP addresses (with necessary

port forwarding or DMZ).

To make a direct IP call, please follow the steps below:

1. Off hook the phone or select account in the idle screen to bring up dial screen on GXV3240;

2. Under "Mode" button in the call screen, tap on it and select the mode as "IP Call";

3. Input the target IP address. For example, if the target IP address is 192.168.0.116 and the port is 5062

(i.e., 192.168.0.116:5062), input the following:

192*168*0*116#5062

The * key represents the dot (.) and the # key represents the colon (:).

4. Press "SEND" key or tap on (audio call only) / (video call) button to dial out.

Figure 34: Direct IP Call

Note:

 The # will represent colon ":" in direct IP call rather than SEND key as in normal phone call;

 Port number is not mandatory when making direct IP call;

 Users need activate the first account on the GXV3240 to complete direct IP call;

 If you have a SIP server configured, direct IP call still works. If the devices are behind NAT, users might

need configure NAT Traversal before using direct IP call. If you are using STUN, direct IP call will also

use STUN;

 The phone needs to configure option "Use Random Ports" to "No" to accept direct IP calls;

 In GXV3240 Contacts, if the phone number is IP address, direct IP call can be made by dialing this

contact.