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#35282
ashish shokeen
Guest

hi to all
Pl help me regarding LAPDS.

My question is regarding how we
1. caluculate the LAPDs board in BSC. and how to relate noof lapd board in bsc to no. of TRMs and no. of cmm. i know formula N( lapd) =(n(cmm)+n(TRMS)/4)/32. but i m confused .

2. secod think is about how can we configure 1 site ( 12TRMS) in E1(32TS)and lapdTS. 1 TRM=1LAPD TS. how this LAPD ts is related and configured in PCM E1 TS.