Sir Pix and Sir Wallis , at first , thanks a lot for the encouragement in the form of your responses..
“It would be best to do a trace of those messages (either from MS itself, or from network probes)”
Sir i dont have access to the network probes .. how can i check it in the mobile phone ? i dont have access to the MSC/media gateway either ..
Can it be done in Ericsson BSC ? or RNC ? i have access to both , If so, sir can you give some guidance ?