A.4.1, A.4 port specifications, A.4.1 wan port specifications – Zhone Technologies IMACS-200 User Manual
Page 256: Model no. running head
A-4
System Standards and Specifications
Model No.
Running Head
A.4
Port Specifications
A.4.1
WAN port Specifications
WAN ports
Physical
Performance and Test Options
Loopbacks
Line, Local, Loopback Generation and Detection, (ESF only)
T1
National Bit Supporting (G.704)
T1 Interface
Bit Rate and Tolerance
1.544 Mbps + 32 ppm
Number of T1 WAN ports
4
Electrical Interface
Per ANSI T1.102/T1.403, DSX-1 1001/2 balanced
Line Coding
Software selectable AMI or B8ZS
Frame Format
Software selectable D4 or ESF
D4 Framing
Normal Superframe
ESF Framing
Extended Superframe
Voice Channel Signaling
AT&T PUB 43801, AT&T 62411, ITU-T Q.421, Q.422 using
robbed-bit method.
Error Detection
Frame Format
Error Scheme
ESF
CRC-6, Controlled Slip, Out of Frame
D4
BiPolar Violation, Controlled Slip, Out of Frame
Alarm Indication
As per Bellcore TR-TSY-000191
Line Length
Software Slectable: Adjustable line build out (LBO) settings for 110,
220, 330, 440, 550, 660 feet and 0dB, 7.5dB, 15dB and 22.5dB
Power Levels
Complies with ANSI T1.403 and ITU-T G.703
Output Jitter
Complies with ITU-T G.824
Input Jitter and Wander
Complies with ITU-T G.824
Standards Compatibility
AT&T
TR43801
Digital Channel Bank Requirements and Objectives
TR54016
Requirements for Interfacing Digital Terminal Equipment to
Service Employing the Extended Superframe Format
TR62411
Accunet 1.5 Service, Description and Interface Specifications
Bellcore
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 I/F
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.824
The Control of Jitter and Wander Digital which are based on
the 1544 Kbits/sec Hierarchy.
Q.421
Digital line signaling code
Q.422
Clauses for exchange line signaling equipment