NEC 2000 IPS Megacom Access/WATS, Megacom 800 Service/800 Wats Ultra Wats, Subaddress-Present

Chapter 15 Integrated Services Data Network (ISDN)

12.In case of Point to Multipoint connection, a Single Line Telephone/Multiline Terminal must dial ISDN Multi- point station number assigned by CM1B, not the ISDN Terminal number assigned by CM10.

13.When a Multiline Terminal calls an ISDN Terminal or an ISDN Terminal calls a Multiline Terminal, a calling station number is displayed to the calling Multiline Terminal or the ISDN Terminal. In case of Point to Multipoint connection, the calling station number displayed is the ISDN station number assigned by CM10.

14.Station to Station calling between a PS station and an ISDN Terminal is available.

15.Only Preset Dialing can be used from an ISDN Terminal, Overlap dialing is not available.

16.For E-CCIS you must have 64K unrestricted digital data connections (circuit mode). The Telephone Company cannot overflow these ISDN calls to analog lines.

17.Group Call, This feature terminates a call to all ISDN Terminals or Terminal Adapters accommodated on the same bus. Group Call is available for following connections:

ISDN trunk to ISDN Terminal ISDN Terminal to ISDN Terminal

Single Line Telephone to ISDN Terminal (Series 3200 R6.2 enhancement) Multiline Terminal to ISDN Terminal (Series 3200 R6.2 enhancement)

MEGACOM ® Access/WATS

AT&T’s MEGACOM ® (WATS) network, as well as WATS from other carriers, can be used.

Service Conditions

1.The available WATS service is limited to MSB (Maximal Subscribed WATS Band).

2.No specific band will be indicated to the Network.

MEGACOM ® 800 Service/800 WATS Ultra WATS

AT&T’s MEGACOM ® 800 (Inward WATS) network, as well as 800 WATS provided by other carriers, can be used.

Service Conditions

1.Command 76 can be used to convert indialed digits.

2.The Dialed Number Identification Service (DNIS) must match the station numbering plan (CM20).

3.Multiple DNIS are supported.

MULTIQUEST ® /900 Service

AT&T’s MultiQuest ® service can be used. (It is a “900”-type service.) Also, 900 service provided by other carriers can be used.

Service Conditions

1.The DNIS (Dialed Number Identification Service) must match the numbering plan (CM20) of the 2000 IPS.

2.Multiple DNIS numbers are supported.

3.Command CM76 can be used to convert DNIS digits received from the ISDN Network.

Subaddress–Present

This feature allows a primary rate interface ISDN trunk to transfer the called party subaddress information to a destination ISDN station when the call is originated by the system. Dialing the called party station number and subaddress is required.

Service Conditions

1.If the calling party fails to dial the called party subaddress, ISDN cannot transfer any called party subaddress information to the destination party.

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