SimCom SIM5300E At Command Manual page 170

Parameters
Reference
SIM5300E AT Command Manual V1.02
STATE: <state>
If the module is set as server
S: 0, <bearer>, <port>, <server state>
C: <n>,<bearer>, <TCP/UDP>, <IP address>, <port>, <client state>
<n>
0-7 A numeric parameter which indicates the connection number
<bearer>
0-1 GPRS bearer, default is 0
<server state>
OPENING
LISTENING
CLOSING
<client state>
INITIAL
CONNECTING
CONNECTED
REMOTE CLOSING
CLOSING
CLOSED
<state> A string parameter which indicates the progress of connecting
0 IP INITIAL
1 IP START
2 IP CONFIG
3 IP GPRSACT
4 IP STATUS
5 TCP CONNECTING/UDP CONNECTING/SERVER LISTENING
6 CONNECT OK
7 TCP CLOSING/UDP CLOSING
8 TCP CLOSED/UDP CLOSED
9 PDP DEACT
In Multi-IP state:
0 IP INITIAL
1 IP START
2 IP CONFIG
3 IP GPRSACT
4 IP STATUS
5 IP PROCESSING
9 PDP DEACT
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