ppp拨号软件，用于GPRS MODEM进行拨号连接到因特网中，支持PDP击活和PDP去活上下文.,ppp dial-up software for GPRS MODEM for dial-up connection to the Internet in support of PDP and the PDP to hit live live context.

ppp connect scr ipt拨号脚本 GPRS 模块-point to point connect scr ipt