Cwdm Transmission Architecture; Figure 35. Example Of Cwdm Line - Alcatel 1850 TSS-320 Technical Handbook

3.2.3 CWDM transmission architecture

The WDM system of the 1850 TSS-320 equipment (CWDM in current release), allows the following basic
configurations:
– Line Terminal (LT)
– Optical Add and Drop Multiplexer (OADM)
– Back-to-back terminal (Hub).
In the following Figure 35.:
– CB stands for colored board. There are SDH/SONET and DATA boards provided with colored optics.
– CMDX stands for Channel Mux/DemuX, providing Line Terminal and Back-to-back terminal (Hub)
configurations. There are 1-channel, 2-channel and 8-channel mux/demux
– CADM stands for Channel Add/Drop Multiplexer, providing OADM configurations. There are 1-
channel, 2-channel and 4-channel OADM
CB
CB
B&W/
USER
SIGNALS
CB
CB
LT
Technical Handbook Common
Functional Description
HUB

Figure 35. Example of CWDM line

OADM
Pass-through
Alcatel 1850 TSS-320 Rel. 1.1
8DG 07734 AAAA Edition 01
CB
CB
B&W/
USER
SIGNALS
CB
CB
LT
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