Polycom MGC-50 Getting Started Manual page 36

MGC-50/MGC-100 Getting Started Guide
3-12
8. In the PRI Settings dialog box, define the following parameters:
Table 3-2: PRI Settings Dialog Box Options
Field
Default num-type
Num-plan
Voice
Sub Services
9. If you are not defining a sub-service or if you have completed the
sub-service definition, click Next to continue.
The Span Definition dialog box opens. To continue the definition of the
Network Service without defining a sub service, skip to step 12.
Description
The num-type defines how the system handles the
dialing digits. If you want the network to interpret the
dial digits for routing the call, select Unknown.
For video conferencing purposes, select the ISDN
option.
Indicate the frequency of the data being sent. For
practical purposes, the Voice option is set to 3.1
KHz as it is the more widely used frequency.
Some service providers (carriers) may have several
service programs that can be used. They may also
use a backup service provider in case of
malfunction in the ISDN network. The Sub-Service
list displays the list of currently defined sub
services.
To define a service program to be used, click the
Add button. The Sub-Service dialog box opens.
To remove a service program from the list, highlight
it in the list box and click the Del button.
To set a service program as the default, highlight it
in the list box and click the Default button.
To edit the parameters of a sub-service, double-click
its name in the sub-services list. The Sub-Service
dialog box opens.