RAB: Radio Resource control.
KPI and Counter.
RAB_STP_FAIL_CS_VOICE_AC
RAB_STP_FAIL_CS_VOICE_BTS
RAB_STP_FAIL_CS_VOICE_TRANS
RAB_STP_FAIL_CS_VOICE_RNC
RAB_STP_FAIL_CS_VOICE_FROZBS
RAB_ACC_FAIL_CS_VOICE_MS
RAB_ACC_FAIL_CS_VOICE_RNC
RAB_STP_ATT_CS_VOICE