Configuring Basic Sip Parameters - 3Com V7122 Installation Manual

H.323 users should continue with Section

Configuring Basic SIP Parameters

After accessing the Embedded Web Server (see
SIP Quick Setup screen is displayed.
V7122/SIP Quick Setup
Figure 14
To configure basic SIP parameters, follow these 11 steps:
If the V7122 gateway is connected to a router with NAT enabled, perform the following
1
procedure. If it is not, leave the NAT IP Address field undefined.
Determine the "public" IP address assigned to the router (by using, for instance,
router Web management). Enter this public IP address in the NAT IP Address field.
Enable the DMZ configuration on the residential router for the LAN port where the
V7122 gateway is connected. This enables unknown packets to be routed to the
DMZ port.
V7122 Digital Gateway Installation Guide
Configuring the Trunk
Accessing the Embedded Web
Settings.
Server) the
31