Hi pix,
unfortunately, Iub lock and restart did not help.
The increase was sudden, it started 10 days ago, and jumped from 90 to 400 a day.
Here are the stats:
Start Time: 2013-11-07 08:15:00 End Time: 2013-11-08 08:00:00
Object
UtranCell=3G2120B
pmNoFailedAfterAdm 227
pmTotNoRrcConnectReq 57021
pmTotNoRrcConnectReqCs 6420
pmTotNoRrcConnectReqCsSucc 6412
pmTotNoRrcConnectReqPs 12147
pmTotNoRrcConnectReqPsSucc 12138
pmTotNoRrcConnectReqSms 9166
pmTotNoRrcConnectReqSubTr 2255
pmTotNoRrcConnectReqSuccess 56803
Regards,
LL