ISDN Line Parameter Tables

A-7

NorthernTelecomDMS 100 Switch

To order ISDN service for the Northern Telecom® DMS 100 switch, photocopy and fax Table A-4to the telephone company.

Some telephone companies will only provision one analog voice port on a DMS 100 switch. Check with your telephone company for additional line provisioning information.

Table A-4 Line Configuration for DMS 100

Required Information

Specification

 

 

Line Type

Standard (2B+D) National ISDN-1 line

Line Code

2B1Q

Interface Type

U interface

Directory Numbers

2*

Circuit-Switched Voice

2*

Maximum B Channels

2*

Circuit-Switched Voice Limit

2*

Bearer Restriction Option

No packet mode data (NOPMD)

Protocol

Functional version 2 (PVC 2)

SPID Suffix

1

Terminal Endpoint Identifier (TEI)

Dynamic

Maximum Keys

64

Ring

No

Key System (EKTS)

No

Voice or Data

Both

Data Option

Lower layer compatibility

Flexible Call Offering (FCO)

Yes†

Additional Call Offering (ACO)

Yes‡

Caller ID

Yes**

Call Forwarding Variable

Yes††

*The Directory Number, Circuit-Switched Voice, Maximum B Channels, and Circuit-Switched Voice Limit parameters should be set to 2 to allow both analog ports to be used simultaneously. If those parameters are set to 1, the ISDN line can only place or receive one call at a time.

†Flexible Calling (FCO) provides 3-Way Calling (Call Conference), Hold, Drop, and Transfer from analog equipment attached to the modem.

‡Additional Call Offering (ACO) allows you to use incoming Dynamic Bandwidth Allocation (DBA) as well as Call Waiting.