Chapter 8 PBX Tutorials
ISG50 User’s Guide
144
1 In the web configurator, click Configuration > PBX > Outbound Line Management >
Outbound Trunk Group to open the Outbound Trunk Group screen.
2 In the FXO Settings section click the Add icon to open the following screen. Enter the name of the
group (PSTN1 in this example) and select the FXO ports that are to be members. Click OK.
3 People from the outside world can now call the ISG50 using the PSTN numbers provided by your
local telephone company. The default AA prompts the callers to dial the extension they would like to
reach. See Section 8.3.2 on page 144 for information on how to set up a dialing rule so that the
extensions on your network can connect to the PSTN.
8.3.2 Creating a Dialing Rule for PSTN
The following sections show you how to create outbound dialing rules (also referred to as Least Cost
Routing or LCR).