Lucent Technologies DDM-2000 OC-3 User Manual

363-206-285
Administration and Provisioning
Issue 3 June 2001
8-63
Single-Homed OC-3/OC-1 Path-Switched Ring Example 8
Figure 8-8 shows an example of an OC-1 VT1.5 single-homed path-switched ring
application. The NEs on the OC-3 ring can be either DDM-2000 OC-3 Multiplexers or
SLC -
2000 Access Systems. Refer to this figure when reviewing this example.
Figure 8-8. Example Single-Homed Path-Switched Ring Configuration Cross-Connections
OLIU
IN
OUT
OLIU
IN
OUT
Ring 2
Ring 1
OLIU
IN
OUT
OLIU
IN
OUT
OLIU
IN
OUT
OLIU
IN
OUT
OLIU
IN
OUT
OLIU
IN
OUT
Ring 1
MAIN 1MAIN 2
MAIN 1MAIN 2
MAIN 1 MAIN 2 MAIN 1 MAIN 2
FIBERREACH
RT4RT3
OC-3 RING
Ring 2
Ring 1
Ring 2
MAIN 1 MAIN 2
DS1s
RT1
OLIU
IN
OUT
OLIU
IN
OUT
MAIN 2 MAIN 1
RT2
CO
DS1s
OC-1
OC-1
OC-1 RING
LS-A
LS-B
LS-C LS-D
FN-A
FN-B
FN-C
FN-A
FN-B
FN-C
FN-A
FN-B
FN-C
FN-A
FN-B
FN-C FN-A
FN-B
FN-C

Lucent Technologies DDM-2000 OC-3 Specifications

General

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