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ls -l /dev/cu.*
cat /dev/cu.HUAWEIMobile-Pcui
echo "AT^SETPORT=?^M" > /dev/cu.HUAWEIMobile-Pcui
echo "AT^SETPORT?^M" > /dev/cu.HUAWEIMobile-Pcui
echo "AT^SETPORT=\"A1,A2;1,16,3,2,A2\"^M" > /dev/cu.HUAWEIMobile-Pcui

AT+CGDCONT=1,"IP","web.digicelaruba.com"\13

*99***1#
web.digicelaruba.com

Generic
GPRS (GSM/3G)