Specifications
FTPATCOMMANDS
253 HSPA+ATCommandsReferenceGuide
//Note:Ifwhilesendingthechunksthedataportisclosedfromremote,userwillbeawareofitbecause#FTPAPPEXT
indicatesERRORandcause(availableifpreviouslyissuedthecommandAT+CMEE=2)willindicatethatsockethasbeen
closed.Alsointhiscaseobviously,dataportmustbereopenedwithFTPPUTandsoon
…(samesequence)