How to go to Internet through GPRS setup

chatscripts/apn.es.movistar

AT+CGDCONT=1,"IP","movistar.es"

chatscripts/pin.CODE

AT+CPIN=<your pin number>

chatscripts/pin.NONE

AT

chatscripts/movistar

ABORT 'BUSY'
ABORT 'NO CARRIER'
ABORT 'VOICE'
ABORT 'NO DIALTONE'
ABORT 'NO DIAL TONE'
ABORT 'NO ANSWER'
ABORT 'DELAYED'
REPORT CONNECT
TIMEOUT 6
 'ATQ0'
'OK-AT-OK' 'ATZ'
TIMEOUT 3
'OK' @/etc/ppp/chatscripts/pin
'OK\d-AT-OK' 'ATI'
'OK' 'ATZ'
'OK' 'AT S7=45 S0=0 L1 V1 X4 &c1 E1 Q0'
'OK' 'AT+IFC=0,0'
'OK' 'ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0'
'OK-AT-OK' @/etc/ppp/chatscripts/apn
'OK' 'ATD*99***1#'
TIMEOUT 30
CONNECT '

pap-secrets

# Secrets for authentication using PAP
# client	server	secret			IP addresses
movistar	*	movistar		*

ppp_on_boot

#!/bin/sh
# Start modem
echo 0 > /sys/class/gpio/gpio145/value
echo 1 > /sys/class/gpio/gpio163/value
sleep 1
echo 0 > /sys/class/gpio/gpio163/value
# Call ppp provider
pppd call movistar