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View Full Version : Adding a second UMTS carrier in Huawei



doqb@yahoo.com
2015-08-12, 09:38 AM
Hello, I hope I can find some help on this matter.

I have a cell with two UMTS sectors and I have added a second UMTS carrier on one sector in order to solve congestion problems. The cell is up and running as shown by DSP UCELL. I have also configured the LAISAI table on the MSC for this new cell.

With a TEMS, I force it to camp on the new UMTS cell and try to make a call. I see the UL message "RRC CONNECTION REQUEST(ul-ccch)" but there is nothing in DL.

I locked all other cells on this nodeB and left only the new cell running in order to thake Iub traces, there are no messages on Iub interface for this cell.

Please help!

-Thanks