User's Manual

Chapter 4 Tutorial
P-2612HW Series User’s Guide
84
When you finish configuration, the screen looks as shown.
Figure 64 Tutorial Example: NAT Address Mapping Done: Game Playing
Note: To allow traffic from the WAN to be forwarded through the ZyXEL Device, you
must also create a firewall rule. Refer to Section 4.3.5 on page 75 for more
information.
4.5 How to Make a VoIP Call
You can register a SIP account with the SIP server and make voice calls over the
Internet to another VoIP device.
4.5.1 VoIP Calls With a Registered SIP Account
To use a registered SIP account, you should have applied for a SIP account with
the VoIP service provider.
4.5.1.1 SIP Account Registration
Follow the steps below to register and activate your SIP account.
1 Make sure your ZyXEL Device is connected to the Internet.
2 Open the web configurator.