SimCom SIM7500 Series

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SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
279
Write Command
Responses
AT+CTCPKA=<TCP_KA_
Enable>,<KeepIdleTm>,<Ke
epAliveMaxTry>
OK
ERROR
Defined values
< TCP_KA_Enable >
a numeric parameter which sets whether enable TCP heartbeat function or not.
0 disable
1 enable
<KeepIdleTm>
a numeric parameter which is number of minutes to delay after last time of sending TCP data. The
range is 1 to 120.
<KeepAliveMaxTry>
Maximum times for sending Keep-Alive checking. The range is 1 to 10.
Examples
AT+CTCPKA=?
+CTCPKA: (0,1),(1-120) ,(1-10)
OK
AT+CTCPKA=1,3,3
OK
15.1.9 AT+CTEUTP Set unknown incoming TCP packet echo
Description
This command is used to enable or disable unknown incoming TCP packet echo.
SIM PIN References
YES Vendor
Syntax
Test Command Responses
AT+CTEUTP=?
+CTEUTP: (list of supported <Echo_Unknown_TCP_Enable>s)
OK
ERROR
Read Command
Responses
AT+CTEUTP?
+CTEUTP:<Echo_Unknown_TCP_Enable>
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