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Defining ISDN/PSTN Network Services
Polycom®, Inc. 527
6 Click Next.
The Span Definition dialog box is displayed:
7 Define the following parameters:
Dial-out Prefix Enter the prefix that the PBX requires to dial out. Leave this field blank if a
dial-out prefix is not required.
The field can contain be empty (blank) or a numeric value between 0 and 9999.
Default: Blank
Span Definition
Field Description
Framing Select the Framing format used by the carrier for the network interface from the
list.
• For T1 spans, default is SFSF.
• For E1 spans, default is FEBE.
ISDN Service Settings
Field Description