Lucent Technologies DDM-2000 OC-12 User Manual

363-206-295
A SONET Overview
Issue 1 December 1997 A-11
Figure A-5. SONET Multiplexing Procedure
Multiplexer
Byte-Interleaves
3 STS-1s into
a STS-3
Writes Section
and Line OH
Bytes of STS-1#1
Converts STS-3
into OC-3
Adds
VT-Path OH
(3 Time Slots)
DS1 to VTG Multiplexer
1.
2
3
4
#1
VT1.5
to
VTG
Byte
Interleaver
DS1
DS1
DS1
DS1
#7
DS3 to STS-1
Multiplexer
Maps 1 DS3
into STS-1 SPE
Adds STS-1
Path OH
(Nine Time Slots)
Builds STS-1
Frame
Multiplexer
into STS-1 SPE
Adds STS-1
Path OH
(Nine Time Slots)
Builds STS-1
Frame
VTG to STS-1
Maps 7 VTGs
DS3 to STS-1
Multiplexer
Maps 1 DS3
into STS-1 SPE
Adds STS-1
Path OH
(Nine Time Slots)
Builds STS-1
Frame
STS-1 #3
STS-1 to OC-3
STS-1 #1
STS-1 #2
DS1 to VTG Multiplexer
#7
#1
VTG
VTG
OC-3
DS3
DS3

Lucent Technologies DDM-2000 OC-12 Specifications

General

Brand	Lucent Technologies
Model	DDM-2000 OC-12
Category	Multiplexer
Language	English