MLB-G3002 Terminal User Guide 26 Rev 1.1
5.2.1 Command Operation for Transparent Socket mode
Flow chart :
AT^SISS=1,srvType,"Socket"
AT^SISS=1,address,"socktcp://175.
180.133.126:2020;etx;timer=200"
AT^SISO=1 (Internet Service Open)
^SISW:1, 1 (service is ready for upload)
AT^SIST=1 (Enter Transparent Access Mode)
+++ (Escape from Data Mode to AT Command Mode)
AT^SISC=1 (Internet Service Close)
Transparent Socket connection