Specifications

Reference Guide
A-3
Interface Cards
ITU-T V.28 Electrical characteristics for unbalanced double-current
interchange circuits
G.703 Physical/Electrical Characteristics of Hierarchical Digital I/F
V.22 bis 2400 bits per second Duplex Modem Using the Frequency
Division Technique
EIA EIA 5618 Position
Non-Synchronous
Interface between DTE and DCE Employing Serial Data
Interchange
RS232-C Interface between DTE and DCE Employing Serial Binary Data
Bellcore GR-63-CORE Issue 1 Network Equipment Building System (NEBS)
CEN EN 500 081-1 Electromagnetic compatibility generic emission standard Part 1
(Residential, commercial and light industry)
EN 60 950/A2 Safety of information technology equipment including electrical
business equipment
FCC Part 68 - Subpart B Requirements for Connection of Terminal Equipment Systems
and Protective Apparatus to the Telephone Network
UL 1459 UL Standard for Safety of Telephone Equipment
1950 UL Standard for Safety of Information Technology Equipment
CSA C22.2, No.950 Safety of information technology equipment including electrical
business equipment
WAN Cards
AT&T TR43801 Digital Channel Bank Requirements & Objectives
TR54016 Requirements for Interfacing Digital Terminal Equipment to
Service Employing the Extended Superframe Format
TR62411 Accunet T1.5 Service, Description and Interface Specifications
Bellcore TR-TSY-000008 Digital Interface Between the SLC 96 Digital Loop Carrier
System and a Local Digital Switch (Issue 2 08/87)
TR-TSY-000191 Alarm Indication Signal, Requirements and Objectives
ANSI T1.101 Synchronization Interface Standards for Digital Networks
T1.107 Digital Hierarchy - Formats Specifications
T1.403 ISDN, Network-to-Customer Installation - DS1 Metallic
Interface
T1.408 ISDN Primary Rate
ITU-T G.703 Physical/Electrical Characteristics of Hierarchical Digital I/F
G.704 Synchronous Frame Structure Used at Primary and Secondary
Hierarchical Levels
G.732 Characteristics of Primary PCM Multiplexed Equipment
Operating at 2048 Kbps.
G.735 Characteristics of Primary PCM Multiplexed Equipment
Operating at 2048 Kbps and Offering Synchronous Digital
Access at 384 Kbps and/or 64 Kbps
G.736 Characteristics of A Synchronous Digital Multiplex Equipment at
2048 Kbps
G.823 The Control of Jitter and Wander Within Digital Networks which
are based on the 2048 Kbps Hierarchy
G.824 The Control of Jitter and Wander within Digital Networks which
are based on the 1544 Kbps Hierarchy