SIM900 Disable Incomming calls

[zia]

hi,
i want to use sim900 as for SMS and GPRS, and want to disable all incomming calls. Is there any command for this.

 

[rongo024]

Each Network operator has some code for incoming bar, outgoing bar. As per I know for GSM it is *31*0000# (incoming bar) or *33*0000#(outgoing bar). Here 0000 is the password. you can change it also.

just "ATD*31*0000#\r\n"..

 

[niketrc]

Each Network operator has some code for incoming bar, outgoing bar. As per I know for GSM it is *31*0000# (incoming bar) or *33*0000#(outgoing bar). Here 0000 is the password. you can change it also.

just "ATD*31*0000#\r\n"..

It doesn't works with my SIM300 Modem.

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Each Network operator has some code for incoming bar, outgoing bar. As per I know for GSM it is *31*0000# (incoming bar) or *33*0000#(outgoing bar). Here 0000 is the password. you can change it also.

just "ATD*31*0000#\r\n"..

It doesn't works with my SIM300 Modem.

 

[rongo024]

I tested this command in Bangladesh.. I works.. But my module was SIM548C