9-11
Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Chapter 9      Node Reference
9.1.3    OADM Node
Figure 9-9 Passive OADM Node Configuration Example
Figure 9-10 shows an example of traffic flow on the passive OADM node. The signal flow of the 
channels is the same as the amplified OADM, except that the OSC-CSM card is used instead of the 
OPT-BST and OSCM cards.
Figure 9-10 Passive OADM Node Channel Flow Example
OSC-CSM
OADM
OADM or mux/demux
Air ramp
OADM or mux/demux
OADM or mux/demux
OADM or mux/demux
TCC2/TCC2P
Available
Available
TCC2/TCC2P
OADM or mux/demux
OADM or mux/demux
OADM or mux/demux
OADM
OSC-CSM
OADM or mux/demux
AIC-I
96424
4-ch
demux
4MD-xx.x
OSC-CSM
Line
Line
96428
TCC
TCC2
OSC
AIC-I
AD-xB-xx.x AD-1C-xx.x AD-1C-xx.x AD-xB-xx.x
By ByCh Ch
4-ch
mux
4-ch
demux
4MD-xx.x
4-ch
mux
OSC-CSM
OSC