Lucent DDM-2000 OC-3 User And Service Manual page 469

363-206-285
Issue 2, February 2000
DO ITEMS BELOW IN ORDER LISTED . . . . .FOR DETAILS, GO TO
OC-48
TRMTR/
RCVR
1A
1B
TRMTR/
RCVR
1A 1B
(1+1)
(US)
DDM-2000 OC-3 DCC Network Side (NS)/User Side (US) Defaults (set-fecom:nsus=ns/us)
22-Type OLIUs
(0X1 Rings
application)
Figure 2 – Adding New OC-3 Optical Span Extension — FT-2000/OC-3 Ring
FT-2000 OC-48
TRMTR/
RCVR
2B 3 7B 8A
2A 3A 8B
LS INTFC
FT-2000 OC-48
TRMTR/
RCVR
7B 8A
2A 2B 3A 3 8B
LS INTFC
DDM-2000 OC-3
MAIN 1
US
A
A
OC-3
1 2(P)
MAIN 1 MAIN 2
dcc-m1 dcc-m2
US
NS
DDM-2000 OC-3 M
Circuit Order:
OC-48
FT-2000 OC-48
OC-48
TRMTR/
RCVR
1A 1B 2A
NODE 3
DDM-2000 OC-3
OC-3
MAIN 1
MAIN 2
NS US
A B C
A B
1 2(P) 1 2(P)
1 2(P)
DDM-2000 OC-3 Ring
NODE 1
OC-3
MAIN 2
NS
B B C C
1 2(P) 1 2(P)
(NS)
FN-A
FN-B
dcc-a
dcc-b
NS NS
ULTIPLEXER
NTP-049
Page 9 of 10
TRMTR/
RCVR
2B 3A 3 7B 8A 8B
LS INTFC
OC-3
C
NODE 2
DDM-2000 OC-3
MAIN 2
MAIN 1
US
NS
A B B C C
A
2(P)
1 2(P) 1 2(P) 1
FN-C
dcc-c
NS