Multifunction Switch User Guide

Appendix A Specifications
86 Avaya M770 M-ACCF/SF ATM Access Modules User’s Guide
Optical Standard Supported
ATM Forum
• LANE 1.0
• UNI 3.0, 3.1
• ILMI 3.0, 3.1
ITU-T
• OC-12c/3c: ITU-T G.957 and G.958
SDH Standard Supported
ITU-T
• OC-12c/3c: I.432 , G.707-9
Avaya supports 62.5/125mm Multi-Mode Fiber (MMF-PMD). The maximum inter-
station distance (including device-to-network connectors) should not exceed 2
kilometers (1.25 miles).
Table A.3 shows the cable specifications for standard multi-mode cabling:
Table A.3 Standard Multi-mode Cable Specifications
SONET
Type
Alternative Cable
Specifications
Distance
Modal
BW
Wavelength
Range
Cable
(Optical
Fiber)
Specification
Core
(µm)
Cladding
(µm)
Numerical
Aperture
OC-12c
MMF
62.5 125 0.275
500m
500Mhz-
Km at
1300nm
1270-
1380nm
IEC 793-2
Type A1b
and TIA/
EIA-
492AAAA-A
(LED Based) 50 125 0.2 IEC 793-2
Type A1a
OC-3c MMF 62.5 125 0.275
500m
500Mhz-
Km at
1300nm
1270-
1380nm
IEC 793-2
Type A1b
and TIA/
EIA-
492AAAA-A
(OC-12c
Transceiver
Based)
50 125 0.2 IEC 793-2
Type A1a