Lucent Technologies DDM-2000 OC-3

363-206-285
Applications
Issue 3 June 2001
2-7
Figure 2-2. OC-3 Path Switched Ring
DDM-Plus
VF,
DS0,
ISDN
DS1
-2000
RT
SLC
Access System
RT Site
SLC
RT
-2000
OC-3
DS1
QUAD
T1
-2000
DS1
VF, DS0,
ISDN
Access System
SLC
MSDT
OC-3
DDM-2000
RT Site
OC-3
DS1
DDM-Plus
VF,
DS0,
ISDN
OC-3
VT/STS-1 TSI
QUAD
DS1
T1
OC-3
Central Office
DDM-2000
RT Site
OC-3 OC-3
DDM-2000
-2000 SLC
DS1
MSDT
R
R
R
R
DS1, EC-1
5ESS
R
etc.
Switch,
TO: DACS IV-2000,
DDM-2000
Fiber Reach
DS1
OC-1