Hi ,
Type of TRx
E-Trx extanded Trx=used to extend the capacity of the sector
There will not be BCCH assign for this it will use the Bcch from the n-Trx but there will be E-Rach defied for this E-TRX separtly bcoz ultimatly u r goinng to increase the capacity of the sector by increasing the accessability (RACH)
N-Trx Normal Trx= Like 1+1+1 or 2+2+2 etc