Lucent Technologies DDM-2000 OC-3, User & Service Manual

Page: 2421 / 2536

DLP-554
: Detailed Level Procedure 363-206-285
Page 17 of 22 Issue 2, February 2000
DDM-2000 OC-3 M
ULTIPLEXER
Figure 10 – Example of DS1 Transmission Test in Dual Ring Interworking
Network
rtrv-state-path command
indicates Ring 2 active.
sw-path-sts1 or sw-path-vt1
used to switch path.
IN
OUT
IN
OUT
MAIN 2
OLIU MAIN 1
OLIU
A B C
IN
OUT IN
OUT
MAIN 2
OLIU MAIN 1
OLIU
A B C
EC-1 EC-1
rtrv-state-path command
indicates Ring 2 active.
sw-path-sts1 or sw-path-vt1
used to switch path.
RING 2 ACTIVE
RING 2 ACTIVE
IN
OUT
IN
OUT
MAIN 2
OLIU MAIN 1
OLIU
A B C
IN
OUT
IN
OUT
MAIN 2
OLIU MAIN 1
OLIU
EC-1
EC-1
A B C
CO 3 CO 4
rtrv-state-path command
indicates Ring 2 active.
sw-path-sts1 or sw-path-vt1
used to switch path.
RING 2 ACTIVE
RING 2 ACTIVE
MAIN 2
OLIU MAIN 1
OLIU
A B C
IN OUT
IN
OUT
RT 3
RING 2 ACTIVE
Ring 1
Ring 2 Ring 2
Ring 1
CO 1 CO 2
RING 2 ACTIVE
RING 2 ACTIVE
IN
OUT
IN
OUT
IN
OUT IN
OUT
MAIN B2
OLIU MAIN B1
OLIU
A B C
RING 2 ACTIVE RING 2 ACTIVE
OC-12 path switched ring
D
MAIN B2
OLIU
MAIN B1
OLIU
A B C D
IN
OUT
IN
OUT
MAIN B2
OLIU MAIN B1
OLIU
A
B C
D
IN
OUT
IN
OUT
MAIN B2
OLIU MAIN B1
OLIU
A
B
C D
DS1, DS3, EC-1
RING 2 ACTIVE
MAIN 1
OLIU MAIN 2
OLIU
A
B C
IN OUT
IN
OUT
RT 4
Ring 2
Ring 1
DS1, DS3, EC-1
Ring 2
Ring 1
rtrv-state-path command
indicates Ring 2 active.
sw-path-sts1 or sw-path-vt1
used to switch path.
M
A
IN
1
OL
IU
MAI
N
2
OL
IU
A
B
C
IN
OUT
IN
OUT
RT
1
MAI
N
1
OL
IU
MAI
N
2
OL
IU
A
B
C
IN
O
U
T
IN
OUT
RT
2
R
ing 2
R
ing 1
R
ing 2
R
ing 1
R
ing 2
R
ing 1
D
R
ing 2
R
ing 1
D
R
ing 2
R
ing 1
R
ing 2
R
ing 1
R
ing 2
R
ing 1
R
ing 2
R
ing 1