BSS Description B10 (3FL10473A-ed 2)
BSS Description B10 (3FL10473A-ed 2)
BSS Description B10 (3FL10473A-ed 2)
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2. BSC <strong>Description</strong><br />
Situation and Features<br />
ALCATEL <strong>BSS</strong> <strong>Description</strong> 46<br />
Transmission functions in the 9120 BSC:<br />
BSC ADAPT<br />
minimizes the number of PCM links on the Abis interface<br />
TC SM ADAPT is us<strong>ed</strong> between BSC and TC<br />
minimizes the number of PCM links on Ater interface<br />
B<br />
T<br />
S<br />
TRE<br />
TRE<br />
TRE<br />
O&M<br />
TSC: Transmission Sub-system Controller<br />
Manages all transmission equipments through the Qmux bus, transmits commands,<br />
routing tables and collects transmission alarms<br />
EVOLIUM<br />
ALCATEL <strong>BSS</strong> <strong>Description</strong><br />
A<br />
D B<br />
A T<br />
P S<br />
T<br />
A Bis<br />
A<br />
B D<br />
S A<br />
C P<br />
T<br />
S<br />
M A ter<br />
mux<br />
TSCA<br />
Qmux bus<br />
BSC 9120<br />
All Rights Reserv<strong>ed</strong> © Alcatel-Lucent 2008<br />
BSC ADAPT or BIUA (Base Interface Unit Abis Transmission function on A bis<br />
SM (submultiplexer) can be ASMB / ASMC / or can be includ<strong>ed</strong> in MT120 for the Alcatel 9125 TC .<br />
The TSC has a Q1 (Qmux) interface to the transmission equipment. A system of double polling occurs on<br />
the Qmux interface:<br />
The first poll checks if there was a change in states<br />
The second poll occurs only if the state has chang<strong>ed</strong>, in order to obtain more information about the<br />
changes.<br />
All Rights Reserv<strong>ed</strong> © 2007, Alcatel-Lucent<br />
<strong>3FL10473A</strong>DAAWBZZA Edition 02<br />
EVOLIUM ALCATEL <strong>BSS</strong> <strong>Description</strong> Page 46<br />
S<br />
M<br />
TC<br />
TC<br />
TC<br />
TC<br />
T<br />
C<br />
A
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