12th February 2007 at 16:31
#46597
Pavel
Guest
Taha, TRAU never placed at BTS side.
TRAU is an element placed between MSC and BSC, if you are talking about TRAnscoder Unit. TRAU is used for speech channel rate adaptation and submultiplexing between A-if and Ater-if.
If you are talking about TRAnsmission Unit, it can be located sowhere else.