M3 Mobile MC-6200S User Manual page 50

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3. Select Hayes Compatible on COM1
4. Press [configure..], and set [Device properties] .
Port Settings Tab :
Set a Baud Rate to 115200. other data remain as the picture below.
Call Options Tab :
On Extra settings Enter special modem commands "+CGDCONT=1","IP","apn_name"
then press OK.