hi pix and da architect
thank you so much for your reply and your help in first
dear da architect ,we have this problem in band 900 (UL,DL)
dear pix ,when my colleague did drivetest ,i checkd all data and messages but didnt seen any doubtful things but when i have good singnal and have not any interferece,and my speech quality its ok and prefect ok how can i said i have vswr problem or trx problem ,and this promale made during call setup ,second we change another subscriber place by made a drive test there but we havent any thing and any problem ,
but just like normal call end ,in drive test time this accured .
dear pix and dear da architect could you please give me your mail and send image which captured and data message and to contact more
thank you so much