
166 Configuring Enterprise Edge Services
Enterprise Edge 2.0 Programming Operations Guide P0911588 Issue 01
Call by Call service selection for PRI
Call by Call service selectionallows you to access servicesor private facilities over
a PRI line without the need for dedicated facilities. The different services represent
different types of access to the network. Various services (see list below) are
available depending on the chosen protocol.
Call by Call service selection is supported for the following protocols:
• National ISDN 2 (NI-2)
• DMS-100 custom
• DMS-250 (MCI, Sprint, Generic)
• AT&T 4ESS custom
The following Call by Call Services are supported:
• Public
Public calls connect Enterprise Edge and a Central Office (CO). Both incoming
(DID) and outgoing (DOD) calls are supported. Dialed digits conform to the
standard North American dialing plan (E.164 standard).
• Foreign Exchange (FX)
Foreign exchange service connects an Enterprise Edge site to a remote central
office (CO). This provides the equivalent of local service at the remote location.
•Tie
Tie lines are private incoming and outgoing lines that connect Private Branch
Exchanges (PBXs) such as Enterprise Edge.
• Outward Wide Area Telecommunications (OUTWATS)
This outgoing call service allows an Enterprise Edge user to call telephones in
a specific geographical area referred to as a zone or band. Typically a flat
monthly fee is charged for this service.
• Inward Wide Area Telecommunications (INWATS)
This long distance service allows an Enterprise Edge user to receive calls orig-
inating from specified areas without charge to the caller. A toll-free number is
assigned to permit reverse billing.
• International INWATS
An international long distance service that allows an Enterprise Edge user to
receive international calls originating from specified areas without charge to the
caller. A toll-free number is assigned to permit reverse billing.
• Switched Digital
This service provides premises to premises voice and data transport with call
management and monitoring features.
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