User's Manual

Table Of Contents
38
SIP server to make sure they can call each other.
Background Information
When there are main VTH and extension, you need to turn on the group call function first and
then add main VTH and extension on the
VTH Management
page. For how to turn on the group
call function, refer to "3.5.2 Configuring Basic Parameters".
Extension cannot be added when the main VTHs are not added.
Step 1 On the home page, select
Talkback setting
>
Room No. Management
.
Step 2 Add the VTH.
Add individually
1. Click
Add
.
2. Configure parameters, and then click
OK
.
Figure 3-13 Add individually