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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-4 to 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.