Lucent Technologies DDM-2000 OC-3 User Manual

363-206-285
Applications
2-16 Issue 3 June 2001
The DDM-2000 OC-3 and OC-12 Multiplexers' path switched ring capabilities
work together to provide cost-effective transport for small or medium cross-
section interoffice networks such as outstate trunks. Such a ring, shown in
Figure 2-10, provides DS1, DS3, EC-1, and OC-3c transport.
Figure 2-10. DDM-2000 OC-12 Path Switched Interoffice Ring
OC-12OC-12
OC-12OC-12
Central Office
DDM-2000
OC-12
Central Office Central Office
Central Office
IS-3
DDM-2000
OC-3
IS-3
DDM-2000
OC-12
DS1, DS3, EC-1
DDM-2000
OC-12
IS-3
DDM-2000
OC-3
IS-3
DDM-2000
OC-12
R
5ESS Switch
DS3, EC-1, OC-3, OC-3c
DS3, EC-1, OC-3, OC-3c
TO: DACS IV-2000
R
5ESS Switch
DS3, EC-1, OC-3, OC-3c
TO: DACS IV-2000
R
5ESS Switch
TO: DACS IV-2000
R
5ESS Switch
TO: DACS IV-2000
DS3, EC-1, OC-3, OC-3c
DS1, DS3, EC-1
VT or STS-1 TSI

Lucent Technologies DDM-2000 OC-3 Specifications

General

Brand	Lucent Technologies
Model	DDM-2000 OC-3
Category	Multiplexer
Language	English