PictureTel LIVE50 Installation Manual page 160

HOW TO ORDER ISDN IN THE UNITED STATES
What to Ask
What You Need to
Provide
D-2
You need to ask for following information from your telephone
company:
What type of ISDN switch will connect your ISDN line?
!
The most common ISDN switch types are AT&T 5ESS, Northern
Telecom DMS-100, and Siemens EWSD NI1 (as detailed in the
following tables).
What type of ISDN service will I be receiving?
!
Two of the most common types are Custom or National (as
detailed in the following tables). If Custom service is available,
find out if it is a point-to-point or a multi-point connection.
What is your dialing number?
!
What are your Service Provider Identification Numbers
!
(SPIDs)?
On the next few pages of this appendix are 5 tables that can help you
expedite the ISDN installation process.
The following 3 tables list the line provisioning required for the
PictureTel Live PCS application:
AT&T 5ESS Switch Information
!
Northern Telecom DMS-100 Switch Line Information
!
Seimens EWSD NI-1 Switch Settings
!
The following 2 tables provide phone numbers for ordering ISDN
service and NT1 devices.
ISDN Ordering Phone Number Listing
!
Network Termination Device (NT1) Sources
!
You can fax or mail this information to your telephone company.