Application; Figure 4. Point-To-Point Links; Figure 5. Linear Drop-Insert - Alcatel 1850 TSS-320 Technical Handbook

1.1.2 Application

For each of the above configurations different network topologies may be used. The most important
network topologies are:
Point to Point
Linear
Ring and multiring topology
Meshed topology
• Point-to-point link (see Figure 4. on page 15)
In this case the NE can be connected to another multiplexer through the line
PDH/DATA
PORTS
• Linear Drop-insert (see Figure 5.on page 15)
The NE can be programmed to drop (insert) PDH and SDH ports from (into) the STM-N (with
N=1÷64) stream or terminate PDH ports
NE
PDH/DATA
PORTS
Technical Handbook SDH
General
SDH PORT
NE
SDH PORT
SPARE

Figure 4. Point-to-point links

SDH PORT SDH PORT
NE
SPARE
SDH, PDH, DATA
PORTS

Figure 5. Linear drop-insert

SDH PORT
NE
SDH PORT
SPARE
SDH PORT
NE
SPARE SPARE
SDH, PDH, DATA
PORTS
8DG 07734 CAAA Edition 01
PDH/DATA
PORTS
NE
PDH/DATA
PORTS
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