363-206-295
Administration and Provisioning
Issue 1
December 1997
8-33
Figure 8-4.
Example Single Homed OC-3/OC-12 Ring (0x1) Configuration Cross-
Connections
MAIN 2
OLIU
IN
OUT
A
B
C
a-1-4
a-1-4:m-3-2-1
IN
OUT
B
IN
OUT
C
D
mb-1:a-3
Ring 1
Ring 2
OLIU
IN
OUT
AB
MAIN B1
OLIU
IN
OUT
C
D
MAIN B2
OC-12
OC-12 path switched ring
RT4
mb-1:mb-1
OLIU
IN
OUT
MAIN B2
OLIU
IN
OUT
MAIN B1
mb-1:c-2
Ring 2
Ring 2
Ring 2
Ring 1
Ring 1
Ring 1
OC-12
CO
OC-12
RT1
RT2
OC-12
m-2-2-1:m-2-2-1
OUT
IN
OC-3
CO-1
OC-3
MAIN
B1
OLIU
MAIN
B2
OLIU
MAIN 1
OLIU
MAIN 2
OLIU
IN
OUT
A
B
C
b-2-1
m-1-2-1:b-2-1
IN
OUT
B
IN
OUT
C
D
mb-1:a-1
OUT
IN
OC-3
MAIN
B1
OLIU
MAIN
B2
OLIU
MAIN 1
OLIU
RT1-1
OC-3
A
B
D
MAIN 1
OLIU
IN
OUT
A
B
C
OUT
IN
OC-3
MAIN 2
OLIU
RT2-2
OC-3
IN
OUT
IN
OUT
A
C
B
MAIN 2
MAIN 1
24G-U OLIU
24G-U OLIU
DS1 or DS3
RT3
OC-3 Shelf
with OC-12 Optics