AltiGen comm ACM 5.1 - Manual (Page 435)

Appendix B: Required Service Parameters
AltiWare ACM 5.1 Administration Manual 421
Service Parameters/Request Information for PRI
To subscribe to PRI service, certain parameters are required to establish service. The
information provided below identifies the recommended and supported parameters for
PRI service. When ordering PRI service, provide the following service request
information:
Equipment Information
• PBX Manufacturer—AltiGen Communications, Inc.
• CSU/DSU—ADTRAN T1 ACE (recommended) or other CSU/DSU
Technical Information for PRI with Voice
Switch Type:
• 5ESS (recommended)
• DMS (recommended)
• NI-2 (recommended)
• 4ESS
• MEGACOMM
Framing:
• Super Frame (SF)/D4
•
Extended Super Frame (ESF) (recommended)
Line Coding:
•
Alternate Mark Inversion (AMI)
• B8ZS (recommended)
Physical Termination:
• RJ-48X or RJ-48C
Wire:
•
4 wires
PRI Channel Assignment
D Channels Assignment—24th channel (channel ID 23)
Note: AltiWare ACC/ACM can configure any channel in a PRI span to be the D
channel. The default setting is the last channel. Every span should select a D
channel within the span. Shared D channel (NFAS) or back up D channel is
not supported.
Hunting—Most Idle, Least Idle, Ascend, Descend
DNIS Digits—can be 3 to 10 digits
CSU/DSU Requirements
The CSU (channel service unit) is a device used to connect a digital trunk line coming in
from the phone company to the PBX. A CSU can terminate signals, repeat signals, and
respond to loopback commands sent from the central office.