* и E171 huawei отваливается при звонке

привет всем 
   Есть * 1.8 ubuntu и модем E171 huawei 
chan_datacard собрался нармально 
Код:

asterisk*CLI> datacard show devices 
ID           Group State      RSSI Mode Submode Provider Name  Model      Firmware          IMEI             IMSI             Number        
datacard1    2     Free       11   0    0       MTS-RUS        E171       11.126.85.01.143  354807040887861  250018360009777  Unknown    


и 

Скрытый текст

asterisk*CLI> datacard show device state datacard1 
-------------- Status ------------- 
Device : datacard1 
State : Free 
Audio : /dev/ttyUSB1 
Data : /dev/ttyUSB2 
Voice : Yes 
SMS : Yes 
Manufacturer : huawei 
Model : E171 
Firmware : 11.126.85.01.143 
IMEI : 354807040887861 
IMSI : 250018360009777 
GSM Registration Status : Registered, home network 
RSSI : 11, -119 dBm 
Mode : No Service 
Submode : No service 
Provider Name : MTS-RUS 
Location area code : DDE0 
Cell ID : 223 
Subscriber Number : Unknown 
SMS Service Center : +79104999109 
Use UCS-2 encoding : Yes 
USSD use 7 bit encoding : No 
USSD use UCS-2 decoding : No 
Tasks in queue : 0 
Commands in queue : 0 
Call Waiting : Enabled 
Current device state : start 
Desired device state : start 
Calls/Channels : 0 
Active : 0 
Held : 0 
Dialing : 0 
Alerting : 0 
Incoming : 0 
Waiting : 0 
Releasing : 0 
Initializing : 0 





ну и ext 

Код:
[CallingRule_GSM] 
exten = _X.,1,Dial(Datacard/datacard1/${EXTEN})


Призвонке с софтфона все накрывается мед тазиком (( 


вот что пишет 
Скрытый текст

[Apr 22 11:37:20] ERROR[3553]: chan_datacard.c:400 do_monitor_phone: [datacard1] Lost connection to Datacard 
asterisk*CLI> datacard show devices 
ID Group State RSSI Mode Submode Provider Name Model Firmware IMEI IMSI Number 
datacard1 2 Not connec 0 0 0 NONE Unknown 
[Apr 22 11:37:27] ERROR[3631]: at_response.c:380 at_response_error: [datacard1] Error setting operator select parameters 
asterisk*CLI> datacard show device state datacard1 
-------------- Status ------------- 
Device : datacard1 
State : Not connected Start scheduled 
Audio : /dev/ttyUSB1 
Data : /dev/ttyUSB2 
Voice : No 
SMS : No 
Manufacturer : 
Model : 
Firmware : 
IMEI : 
IMSI : 
GSM Registration Status : Unknown 
RSSI : 0, <= -125 dBm 
Mode : No Service 
Submode : No service 
Provider Name : NONE 
Location area code : 
Cell ID : 
Subscriber Number : Unknown 
SMS Service Center : 
Use UCS-2 encoding : No 
USSD use 7 bit encoding : No 
USSD use UCS-2 decoding : No 
Tasks in queue : 0 
Commands in queue : 0 
Call Waiting : Disabled 
Current device state : stop 
Desired device state : start 
Calls/Channels : 0 
Active : 0 
Held : 0 
Dialing : 0 
Alerting : 0 
Incoming : 0 
Waiting : 0 
Releasing : 0 
Initializing : 0 

asterisk*CLI> 





Но через сек 20 вот что выдает типа модем готов 



Скрытый текст

[Apr 22 11:37:42] NOTICE[3635]: at_response.c:1078 at_response_ccwa: Call waiting is enabled on device datacard1 
asterisk*CLI> datacard show devices 
ID Group State RSSI Mode Submode Provider Name Model Firmware IMEI IMSI Number 
datacard1 2 Free 10 0 0 MTS-RUS E171 11.126.85.01.143 354807040887861 250018360009777 Unknown 
asterisk*CLI> datacard show device state datacard1 
-------------- Status ------------- 
Device : datacard1 
State : Free 
Audio : /dev/ttyUSB1 
Data : /dev/ttyUSB2 
Voice : Yes 
SMS : Yes 
Manufacturer : huawei 
Model : E171 
Firmware : 11.126.85.01.143 
IMEI : 354807040887861 
IMSI : 250018360009777 
GSM Registration Status : Registered, home network 
RSSI : 10, -119 dBm 
Mode : No Service 
Submode : No service 
Provider Name : MTS-RUS 
Location area code : DDE0 
Cell ID : 90223 
Subscriber Number : Unknown 
SMS Service Center : +79104999109 
Use UCS-2 encoding : Yes 
USSD use 7 bit encoding : No 
USSD use UCS-2 decoding : No 
Tasks in queue : 0 
Commands in queue : 0 
Call Waiting : Enabled 
Current device state : start 
Desired device state : start 
Calls/Channels : 0 
Active : 0 
Held : 0 
Dialing : 0 
Alerting : 0 
Incoming : 0 
Waiting : 0 
Releasing : 0 
Initializing : 0 

asterisk*CLI> 



Вчем может быть затык??? 
datacard 


Код:

[datacard1] 
context=datacard-incoming   ; context for incoming calls 
audio=/dev/ttyUSB1      ; tty port for audio connection 
data=/dev/ttyUSB2      ; tty port for AT commands 
group=2            ; calling group 
rxgain=3         ; increase the incoming volume 
txgain=3         ; increase the outgoint volume 
autodeletesms=yes      ; auto delete incoming sms 
resetdatacard=yes      ; reset datacard during initialization 
u2diag=0         ; set U2DIAG parameter (0 = disable everything except modem function) 
usecallingpres=yes      ; use the caller ID presentation or not 
callingpres=allowed_passed_screen ; set caller ID presentation 



вывод ls 

Код:

ls /dev |grep USB 
ttyUSB0 
ttyUSB1 
ttyUSB2