ZyXEL Communications IP PBX X6004 - Manual (Page 283)

Chapter 18 Outbound Line Group
X6004 User’s Guide
283
18.3.1 Configure a PRI Trunk
Use this screen to configure a PRI Trunk. The fields in this screen vary depending
on the application type you select in the Option field. Click the Advanced icon in
the PRI Trunk section of the Outbound Line Group configuration screen to view
the screen as shown.
Figure 146 Configure a PRI Trunk - DDI/DID