two_gprs_service_codes_for_atd_value_99_98.txt

这是手机开发用的全modem资料

There are two GPRS Service Codes for the ATD Command: Value 98 and 99.
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Establish a connection by service code 99.
ATD*99#

Establish a connection by service code 99, IP address123… and L2P=PPP and using CID 1.
The CID has to be defined by AT+CGDCONT.
ATD*99*123.124.125.126*PPP*1#

Establish a connection by service code 99 and L2P=PPP
ATD*99**PPP#

Establish a connection by service code 99 and using CID 1
ATD*99***1#

Establish a connection by service code 99 and L2P=PPP and using CID1. 
The CID has to be defined by AT+CGDCONT
ATD*99**PPP*1#

Establish an IP connection by service code 98
ATD*98#