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Smart Machine Smart Decision

SIM800 Series_AT Command Manual_V1.09

248

2015-08-03

8.2.30 AT+CIPTKA

Set TCP Keepalive Parameters

AT+CIPTKA

Set TCP Keepalive Parameters

Response

+CIPTKA: (list of supported <mode>s),(list of supported

<keepIdle>s),(list of supported <keepInterval>),(list of

supported <keepCount>s)

Test Command

AT+CIPTKA=?

Parameters

See Write Command

Response

+CIPTKA: <mode>,<keepIdle>,<keepInterval>,<keepCount>

Read Command

AT+CIPTKA?

Parameters

See Write Command

Response

If error is related to ME functionality:

ERROR

Write Command

AT+CIPTKA=

<mode>[,<keepI

dle>[,<keepInter

val>[,<keepCoun

t>]]]

Parameters

<mode>

Set TCP keepalive option.

0 Disable TCP keep alive mechanism

1 Enable TCP keep alive mechanism

Integer type; Idle time (in second) before TCP send the

initial keepalive probe.

30-7200

Default: 7200

Interval time (in second) between keepalive probes

retransmission.

30-600

Default: 75

Integer

type;

Maximum

number

keepalive

probes to be sent.

1-9

Default: 9

Reference

Note

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