363-206-295
Applications
Issue 1
December 1997
2-21
Figure 2-12. DDM-2000 Ring Interworking with FT-2000 OC-48 Lightwave System
Transport and DACS IV-2000 Grooming
DDM-2000
DS1
DS3
OC-3
OC-3
OC-3
OC-3/12
OC-3/12
OC-3/12
OC-48
OC-48
DDM-2000
DDM-2000
DDM-2000
DDM-2000
DDM-2000
DDM-2000
DACS IV-2000
DACS IV-2000
DACS
IV-2000
DACS
IV-2000
FT-2000
FT-2000
EC-1
EC-1
FT-2000
FT-2000
Access Ring
DS1
DS3
EC-1
EC-1
DS3
DS1
Drop & Continue
Drop & Continue
Customer
DS1/DS3
From
Async
systems
R
DDM-2000/
SLC -2000
VT1.5 (DS1)
packing/
grooming
OC-3/12
OC-3/12
OC-3/12
OC-3/12
Multiple Access Rings