Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  9  2015-08-03 
8.2.1 AT+CIPMUX Start Up Multi-IP Connection ............................................................221 
8.2.2 AT+CIPSTART Start Up TCP or UDP Connection...................................................221 
8.2.3 AT+CIPSEND Send Data Through TCP or UDP Connection...................................223 
8.2.4 AT+CIPQSEND Select Data Transmitting Mode .....................................................225 
8.2.5 AT+CIPACK Query Previous Connection Data Transmitting State..........................226 
8.2.6 AT+CIPCLOSE Close TCP or UDP Connection .....................................................227 
8.2.7 AT+CIPSHUT Deactivate GPRS PDP Context ........................................................227 
8.2.8 AT+CLPORT Set Local Port.....................................................................................228 
8.2.9 AT+CSTT Start Task and Set APN, USER NAME, PASSWORD...........................229 
8.2.10 AT+CIICR    Bring Up Wireless Connection with GPRS or CSD .............................230 
8.2.11 AT+CIFSR Get Local IP Address............................................................................230 
8.2.12 AT+CIPSTATUS Query Current Connection Status ...............................................231 
8.2.13 AT+CDNSCFG Configure Domain Name Server...................................................232 
8.2.14 AT+CDNSGIP Query the IP Address of Given Domain Name...............................233 
8.2.15 AT+CIPHEAD Add an IP Head at the Beginning of a Package Received..............234 
8.2.16 AT+CIPATS Set Auto Sending Timer .....................................................................234 
8.2.17 AT+CIPSPRT Set Prompt of ‘>’ When Module Sends Data...................................235 
8.2.18 AT+CIPSERVER    Configure Module as Server ......................................................236 
8.2.19 AT+CIPCSGP Set CSD or GPRS for Connection Mode ........................................237 
8.2.20 AT+CIPSRIP Show Remote IP Address and Port When Received Data ................238 
8.2.21 AT+CIPDPDP Set Whether to Check State of GPRS Network Timing ..................239 
8.2.22 AT+CIPMODE Select TCPIP Application Mode....................................................239 
8.2.23 AT+CIPCCFG Configure Transparent Transfer Mode............................................240 
8.2.24 AT+CIPSHOWTP    Display Transfer Protocol in IP Head When Received Data.....241 
8.2.25 AT+CIPUDPMODE UDP Extended Mode.............................................................242 
8.2.26 AT+CIPRXGET Get Data from Network Manually ...............................................243 
8.2.27 AT+CIPSCONT Save TCPIP Application Context .................................................245 
8.2.28 AT+CIPRDTIMER Set Remote Delay Timer ........................................................246 
8.2.29 AT+CIPSGTXT Select GPRS PDP context ...........................................................247 
8.2.30 AT+CIPTKA Set TCP Keepalive Parameters.........................................................248 
9 AT Commands for IP Application.......................................................249 
9.1 Overview ..........................................................................................................249 
9.2 Detailed Descriptions of Commands................................................................249 
9.2.1 AT+SAPBR Bearer Settings for Applications Based on IP.......................................249 
10 AT Commands for PING Support .....................................................251 
10.1 Overview ........................................................................................................251 
10.2 Detailed Descriptions of Commands..............................................................251 
10.2.1 AT+CIPPING PING Request..................................................................................251 
10.2.2 AT+CIPCTL Set the Mode When Receiving an IP Packet .....................................252 
10.2.3 AT+CIPFLT Set the Rules of IP Filter ....................................................................253 
10.2.4 AT+CIPBEIPING Set the Module to be PING or Not............................................254 
11 AT Commands for HTTP Application ..............................................256 










